Home / 37,148.57-55,722.66-9,068.78

Finding the Fourth Proportional to 37,148.57, 55,722.66 and 9,068.78

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Solution

The fourth proportional to 37,148.57, 55,722.66 and 9,068.78 is: 13,603.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,148.57 : 55,722.66 = 9,068.78 : x
  2. Step 2: Convert to fraction form
    37,148.57/55,722.66 = 9,068.78/x
  3. Step 3: Cross multiply
    37,148.57x = 55,722.66 × 9,068.78
  4. Step 4: Simplify right side
    37,148.57x = 505,336,288.61
  5. Step 5: Solve for x
    x = 505,336,288.61/37,148.57
  6. Step 6: Final answer
    x = 13,603.11

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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.