Home / 31,340.43-46,966.45-17,306.78

Finding the Fourth Proportional to 31,340.43, 46,966.45 and 17,306.78

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Solution

The fourth proportional to 31,340.43, 46,966.45 and 17,306.78 is: 25,935.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,340.43 : 46,966.45 = 17,306.78 : x
  2. Step 2: Convert to fraction form
    31,340.43/46,966.45 = 17,306.78/x
  3. Step 3: Cross multiply
    31,340.43x = 46,966.45 × 17,306.78
  4. Step 4: Simplify right side
    31,340.43x = 812,838,017.53
  5. Step 5: Solve for x
    x = 812,838,017.53/31,340.43
  6. Step 6: Final answer
    x = 25,935.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.