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Finding the Fourth Proportional to 23,640.52, 32,623.52 and 13,031.14

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Solution

The fourth proportional to 23,640.52, 32,623.52 and 13,031.14 is: 17,982.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,640.52 : 32,623.52 = 13,031.14 : x
  2. Step 2: Convert to fraction form
    23,640.52/32,623.52 = 13,031.14/x
  3. Step 3: Cross multiply
    23,640.52x = 32,623.52 × 13,031.14
  4. Step 4: Simplify right side
    23,640.52x = 425,121,656.41
  5. Step 5: Solve for x
    x = 425,121,656.41/23,640.52
  6. Step 6: Final answer
    x = 17,982.75

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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.