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Finding the Fourth Proportional to 62,608.58, 93,928.29 and 18,235.72

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Solution

The fourth proportional to 62,608.58, 93,928.29 and 18,235.72 is: 27,358.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,608.58 : 93,928.29 = 18,235.72 : x
  2. Step 2: Convert to fraction form
    62,608.58/93,928.29 = 18,235.72/x
  3. Step 3: Cross multiply
    62,608.58x = 93,928.29 × 18,235.72
  4. Step 4: Simplify right side
    62,608.58x = 1,712,849,996.52
  5. Step 5: Solve for x
    x = 1,712,849,996.52/62,608.58
  6. Step 6: Final answer
    x = 27,358.07

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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.