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Finding the Fourth Proportional to 62,031.60, 93,048.48 and 17,659.48

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Solution

The fourth proportional to 62,031.60, 93,048.48 and 17,659.48 is: 26,489.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,031.60 : 93,048.48 = 17,659.48 : x
  2. Step 2: Convert to fraction form
    62,031.60/93,048.48 = 17,659.48/x
  3. Step 3: Cross multiply
    62,031.60x = 93,048.48 × 17,659.48
  4. Step 4: Simplify right side
    62,031.60x = 1,643,187,771.59
  5. Step 5: Solve for x
    x = 1,643,187,771.59/62,031.60
  6. Step 6: Final answer
    x = 26,489.53

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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.