Home / 37,288.62-55,941.68-12,328.66

Finding the Fourth Proportional to 37,288.62, 55,941.68 and 12,328.66

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Solution

The fourth proportional to 37,288.62, 55,941.68 and 12,328.66 is: 18,495.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,288.62 : 55,941.68 = 12,328.66 : x
  2. Step 2: Convert to fraction form
    37,288.62/55,941.68 = 12,328.66/x
  3. Step 3: Cross multiply
    37,288.62x = 55,941.68 × 12,328.66
  4. Step 4: Simplify right side
    37,288.62x = 689,685,952.55
  5. Step 5: Solve for x
    x = 689,685,952.55/37,288.62
  6. Step 6: Final answer
    x = 18,495.88

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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.