Home / 23,901.24-32,983.50-13,290.78

Finding the Fourth Proportional to 23,901.24, 32,983.50 and 13,290.78

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Solution

The fourth proportional to 23,901.24, 32,983.50 and 13,290.78 is: 18,341.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,901.24 : 32,983.50 = 13,290.78 : x
  2. Step 2: Convert to fraction form
    23,901.24/32,983.50 = 13,290.78/x
  3. Step 3: Cross multiply
    23,901.24x = 32,983.50 × 13,290.78
  4. Step 4: Simplify right side
    23,901.24x = 438,376,442.13
  5. Step 5: Solve for x
    x = 438,376,442.13/23,901.24
  6. Step 6: Final answer
    x = 18,341.16

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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.