Home / 38,545.32-57,792.46-21,913.18

Finding the Fourth Proportional to 38,545.32, 57,792.46 and 21,913.18

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Solution

The fourth proportional to 38,545.32, 57,792.46 and 21,913.18 is: 32,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,545.32 : 57,792.46 = 21,913.18 : x
  2. Step 2: Convert to fraction form
    38,545.32/57,792.46 = 21,913.18/x
  3. Step 3: Cross multiply
    38,545.32x = 57,792.46 × 21,913.18
  4. Step 4: Simplify right side
    38,545.32x = 1,266,416,578.62
  5. Step 5: Solve for x
    x = 1,266,416,578.62/38,545.32
  6. Step 6: Final answer
    x = 32,855.26

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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.