Home / 28,853.96-43,280.48-14,805.88

Finding the Fourth Proportional to 28,853.96, 43,280.48 and 14,805.88

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Solution

The fourth proportional to 28,853.96, 43,280.48 and 14,805.88 is: 22,208.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,853.96 : 43,280.48 = 14,805.88 : x
  2. Step 2: Convert to fraction form
    28,853.96/43,280.48 = 14,805.88/x
  3. Step 3: Cross multiply
    28,853.96x = 43,280.48 × 14,805.88
  4. Step 4: Simplify right side
    28,853.96x = 640,805,522.04
  5. Step 5: Solve for x
    x = 640,805,522.04/28,853.96
  6. Step 6: Final answer
    x = 22,208.59

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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.