Home / 38,814.53-58,179.95-18,781.71

Finding the Fourth Proportional to 38,814.53, 58,179.95 and 18,781.71

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Solution

The fourth proportional to 38,814.53, 58,179.95 and 18,781.71 is: 28,152.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,814.53 : 58,179.95 = 18,781.71 : x
  2. Step 2: Convert to fraction form
    38,814.53/58,179.95 = 18,781.71/x
  3. Step 3: Cross multiply
    38,814.53x = 58,179.95 × 18,781.71
  4. Step 4: Simplify right side
    38,814.53x = 1,092,718,948.71
  5. Step 5: Solve for x
    x = 1,092,718,948.71/38,814.53
  6. Step 6: Final answer
    x = 28,152.32

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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.