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Finding the Fourth Proportional to 62,574.56, 93,862.16 and 15,827.48

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Solution

The fourth proportional to 62,574.56, 93,862.16 and 15,827.48 is: 23,741.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,574.56 : 93,862.16 = 15,827.48 : x
  2. Step 2: Convert to fraction form
    62,574.56/93,862.16 = 15,827.48/x
  3. Step 3: Cross multiply
    62,574.56x = 93,862.16 × 15,827.48
  4. Step 4: Simplify right side
    62,574.56x = 1,485,601,460.16
  5. Step 5: Solve for x
    x = 1,485,601,460.16/62,574.56
  6. Step 6: Final answer
    x = 23,741.30

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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.