Home / 20,766.04-31,141.42-16,332.38

Finding the Fourth Proportional to 20,766.04, 31,141.42 and 16,332.38

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Solution

The fourth proportional to 20,766.04, 31,141.42 and 16,332.38 is: 24,492.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,766.04 : 31,141.42 = 16,332.38 : x
  2. Step 2: Convert to fraction form
    20,766.04/31,141.42 = 16,332.38/x
  3. Step 3: Cross multiply
    20,766.04x = 31,141.42 × 16,332.38
  4. Step 4: Simplify right side
    20,766.04x = 508,613,505.18
  5. Step 5: Solve for x
    x = 508,613,505.18/20,766.04
  6. Step 6: Final answer
    x = 24,492.56

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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.