Home / 28,853.24-43,279.40-14,805.16

Finding the Fourth Proportional to 28,853.24, 43,279.40 and 14,805.16

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Solution

The fourth proportional to 28,853.24, 43,279.40 and 14,805.16 is: 22,207.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,853.24 : 43,279.40 = 14,805.16 : x
  2. Step 2: Convert to fraction form
    28,853.24/43,279.40 = 14,805.16/x
  3. Step 3: Cross multiply
    28,853.24x = 43,279.40 × 14,805.16
  4. Step 4: Simplify right side
    28,853.24x = 640,758,441.70
  5. Step 5: Solve for x
    x = 640,758,441.70/28,853.24
  6. Step 6: Final answer
    x = 22,207.50

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Half scale
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Double scale
Find fourth proportional to 28,854.24, 43,280.90 and 14,806.16
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.