Home / 58,306.43-80,462.16-32,812.85

Finding the Fourth Proportional to 58,306.43, 80,462.16 and 32,812.85

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Solution

The fourth proportional to 58,306.43, 80,462.16 and 32,812.85 is: 45,281.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,306.43 : 80,462.16 = 32,812.85 : x
  2. Step 2: Convert to fraction form
    58,306.43/80,462.16 = 32,812.85/x
  3. Step 3: Cross multiply
    58,306.43x = 80,462.16 × 32,812.85
  4. Step 4: Simplify right side
    58,306.43x = 2,640,192,384.45
  5. Step 5: Solve for x
    x = 2,640,192,384.45/58,306.43
  6. Step 6: Final answer
    x = 45,281.32

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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.