Home / 25,650.13-35,397.04-14,318.97

Finding the Fourth Proportional to 25,650.13, 35,397.04 and 14,318.97

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Solution

The fourth proportional to 25,650.13, 35,397.04 and 14,318.97 is: 19,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,650.13 : 35,397.04 = 14,318.97 : x
  2. Step 2: Convert to fraction form
    25,650.13/35,397.04 = 14,318.97/x
  3. Step 3: Cross multiply
    25,650.13x = 35,397.04 × 14,318.97
  4. Step 4: Simplify right side
    25,650.13x = 506,849,153.85
  5. Step 5: Solve for x
    x = 506,849,153.85/25,650.13
  6. Step 6: Final answer
    x = 19,760.10

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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.