Home / 17,943.10-24,772.96-11,572.86

Finding the Fourth Proportional to 17,943.10, 24,772.96 and 11,572.86

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Solution

The fourth proportional to 17,943.10, 24,772.96 and 11,572.86 is: 15,977.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,943.10 : 24,772.96 = 11,572.86 : x
  2. Step 2: Convert to fraction form
    17,943.10/24,772.96 = 11,572.86/x
  3. Step 3: Cross multiply
    17,943.10x = 24,772.96 × 11,572.86
  4. Step 4: Simplify right side
    17,943.10x = 286,693,997.87
  5. Step 5: Solve for x
    x = 286,693,997.87/17,943.10
  6. Step 6: Final answer
    x = 15,977.95

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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.