Home / 23,753.64-32,780.25-13,144.26

Finding the Fourth Proportional to 23,753.64, 32,780.25 and 13,144.26

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Solution

The fourth proportional to 23,753.64, 32,780.25 and 13,144.26 is: 18,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,753.64 : 32,780.25 = 13,144.26 : x
  2. Step 2: Convert to fraction form
    23,753.64/32,780.25 = 13,144.26/x
  3. Step 3: Cross multiply
    23,753.64x = 32,780.25 × 13,144.26
  4. Step 4: Simplify right side
    23,753.64x = 430,872,128.87
  5. Step 5: Solve for x
    x = 430,872,128.87/23,753.64
  6. Step 6: Final answer
    x = 18,139.20

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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.