Home / 40,287.30-60,358.05-34,455.30

Finding the Fourth Proportional to 40,287.30, 60,358.05 and 34,455.30

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Solution

The fourth proportional to 40,287.30, 60,358.05 and 34,455.30 is: 51,620.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,287.30 : 60,358.05 = 34,455.30 : x
  2. Step 2: Convert to fraction form
    40,287.30/60,358.05 = 34,455.30/x
  3. Step 3: Cross multiply
    40,287.30x = 60,358.05 × 34,455.30
  4. Step 4: Simplify right side
    40,287.30x = 2,079,654,720.17
  5. Step 5: Solve for x
    x = 2,079,654,720.17/40,287.30
  6. Step 6: Final answer
    x = 51,620.60

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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.