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Finding the Fourth Proportional to 27,897.70, 41,846.55 and 10,363.90

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Solution

The fourth proportional to 27,897.70, 41,846.55 and 10,363.90 is: 15,545.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,897.70 : 41,846.55 = 10,363.90 : x
  2. Step 2: Convert to fraction form
    27,897.70/41,846.55 = 10,363.90/x
  3. Step 3: Cross multiply
    27,897.70x = 41,846.55 × 10,363.90
  4. Step 4: Simplify right side
    27,897.70x = 433,693,459.55
  5. Step 5: Solve for x
    x = 433,693,459.55/27,897.70
  6. Step 6: Final answer
    x = 15,545.85

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1.5x scale

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.