Home / 52,766.40-72,817.60-31,545.60

Finding the Fourth Proportional to 52,766.40, 72,817.60 and 31,545.60

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Solution

The fourth proportional to 52,766.40, 72,817.60 and 31,545.60 is: 43,532.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,766.40 : 72,817.60 = 31,545.60 : x
  2. Step 2: Convert to fraction form
    52,766.40/72,817.60 = 31,545.60/x
  3. Step 3: Cross multiply
    52,766.40x = 72,817.60 × 31,545.60
  4. Step 4: Simplify right side
    52,766.40x = 2,297,074,882.56
  5. Step 5: Solve for x
    x = 2,297,074,882.56/52,766.40
  6. Step 6: Final answer
    x = 43,532.91

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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.