Home / 23,348.93-32,220.21-13,279.82

Finding the Fourth Proportional to 23,348.93, 32,220.21 and 13,279.82

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Solution

The fourth proportional to 23,348.93, 32,220.21 and 13,279.82 is: 18,325.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,348.93 : 32,220.21 = 13,279.82 : x
  2. Step 2: Convert to fraction form
    23,348.93/32,220.21 = 13,279.82/x
  3. Step 3: Cross multiply
    23,348.93x = 32,220.21 × 13,279.82
  4. Step 4: Simplify right side
    23,348.93x = 427,878,702.91
  5. Step 5: Solve for x
    x = 427,878,702.91/23,348.93
  6. Step 6: Final answer
    x = 18,325.41

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.