Home / 27,423.07-41,126.10-9,890.62

Finding the Fourth Proportional to 27,423.07, 41,126.10 and 9,890.62

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Solution

The fourth proportional to 27,423.07, 41,126.10 and 9,890.62 is: 14,832.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,423.07 : 41,126.10 = 9,890.62 : x
  2. Step 2: Convert to fraction form
    27,423.07/41,126.10 = 9,890.62/x
  3. Step 3: Cross multiply
    27,423.07x = 41,126.10 × 9,890.62
  4. Step 4: Simplify right side
    27,423.07x = 406,762,627.18
  5. Step 5: Solve for x
    x = 406,762,627.18/27,423.07
  6. Step 6: Final answer
    x = 14,832.86

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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.