Home / 31,082.04-42,893.28-16,934.76

Finding the Fourth Proportional to 31,082.04, 42,893.28 and 16,934.76

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Solution

The fourth proportional to 31,082.04, 42,893.28 and 16,934.76 is: 23,370.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,082.04 : 42,893.28 = 16,934.76 : x
  2. Step 2: Convert to fraction form
    31,082.04/42,893.28 = 16,934.76/x
  3. Step 3: Cross multiply
    31,082.04x = 42,893.28 × 16,934.76
  4. Step 4: Simplify right side
    31,082.04x = 726,387,402.41
  5. Step 5: Solve for x
    x = 726,387,402.41/31,082.04
  6. Step 6: Final answer
    x = 23,370.00

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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.