Home / 39,902.60-59,892.30-34,065.80

Finding the Fourth Proportional to 39,902.60, 59,892.30 and 34,065.80

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Solution

The fourth proportional to 39,902.60, 59,892.30 and 34,065.80 is: 51,131.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,902.60 : 59,892.30 = 34,065.80 : x
  2. Step 2: Convert to fraction form
    39,902.60/59,892.30 = 34,065.80/x
  3. Step 3: Cross multiply
    39,902.60x = 59,892.30 × 34,065.80
  4. Step 4: Simplify right side
    39,902.60x = 2,040,279,113.34
  5. Step 5: Solve for x
    x = 2,040,279,113.34/39,902.60
  6. Step 6: Final answer
    x = 51,131.48

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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.