Home / 50,708.16-76,073.76-19,545.12

Finding the Fourth Proportional to 50,708.16, 76,073.76 and 19,545.12

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Solution

The fourth proportional to 50,708.16, 76,073.76 and 19,545.12 is: 29,322.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,708.16 : 76,073.76 = 19,545.12 : x
  2. Step 2: Convert to fraction form
    50,708.16/76,073.76 = 19,545.12/x
  3. Step 3: Cross multiply
    50,708.16x = 76,073.76 × 19,545.12
  4. Step 4: Simplify right side
    50,708.16x = 1,486,870,768.05
  5. Step 5: Solve for x
    x = 1,486,870,768.05/50,708.16
  6. Step 6: Final answer
    x = 29,322.12

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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.