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Finding the Fourth Proportional to 58,672.48, 88,028.88 and 17,125.60

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Solution

The fourth proportional to 58,672.48, 88,028.88 and 17,125.60 is: 25,694.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,672.48 : 88,028.88 = 17,125.60 : x
  2. Step 2: Convert to fraction form
    58,672.48/88,028.88 = 17,125.60/x
  3. Step 3: Cross multiply
    58,672.48x = 88,028.88 × 17,125.60
  4. Step 4: Simplify right side
    58,672.48x = 1,507,547,387.33
  5. Step 5: Solve for x
    x = 1,507,547,387.33/58,672.48
  6. Step 6: Final answer
    x = 25,694.28

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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.