Home / 39,104.40-58,618.20-34,957.20

Finding the Fourth Proportional to 39,104.40, 58,618.20 and 34,957.20

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Solution

The fourth proportional to 39,104.40, 58,618.20 and 34,957.20 is: 52,401.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,104.40 : 58,618.20 = 34,957.20 : x
  2. Step 2: Convert to fraction form
    39,104.40/58,618.20 = 34,957.20/x
  3. Step 3: Cross multiply
    39,104.40x = 58,618.20 × 34,957.20
  4. Step 4: Simplify right side
    39,104.40x = 2,049,128,141.04
  5. Step 5: Solve for x
    x = 2,049,128,141.04/39,104.40
  6. Step 6: Final answer
    x = 52,401.47

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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.