Home / 24,715.91-34,107.78-13,385.14

Finding the Fourth Proportional to 24,715.91, 34,107.78 and 13,385.14

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Solution

The fourth proportional to 24,715.91, 34,107.78 and 13,385.14 is: 18,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,715.91 : 34,107.78 = 13,385.14 : x
  2. Step 2: Convert to fraction form
    24,715.91/34,107.78 = 13,385.14/x
  3. Step 3: Cross multiply
    24,715.91x = 34,107.78 × 13,385.14
  4. Step 4: Simplify right side
    24,715.91x = 456,537,443.91
  5. Step 5: Solve for x
    x = 456,537,443.91/24,715.91
  6. Step 6: Final answer
    x = 18,471.40

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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.