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Finding the Fourth Proportional to 39,055.92, 58,585.50 and 11,353.92

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Solution

The fourth proportional to 39,055.92, 58,585.50 and 11,353.92 is: 17,031.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,055.92 : 58,585.50 = 11,353.92 : x
  2. Step 2: Convert to fraction form
    39,055.92/58,585.50 = 11,353.92/x
  3. Step 3: Cross multiply
    39,055.92x = 58,585.50 × 11,353.92
  4. Step 4: Simplify right side
    39,055.92x = 665,175,080.16
  5. Step 5: Solve for x
    x = 665,175,080.16/39,055.92
  6. Step 6: Final answer
    x = 17,031.35

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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.