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Finding the Fourth Proportional to 27,875.70, 41,845.95 and 16,794.90

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Solution

The fourth proportional to 27,875.70, 41,845.95 and 16,794.90 is: 25,211.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,875.70 : 41,845.95 = 16,794.90 : x
  2. Step 2: Convert to fraction form
    27,875.70/41,845.95 = 16,794.90/x
  3. Step 3: Cross multiply
    27,875.70x = 41,845.95 × 16,794.90
  4. Step 4: Simplify right side
    27,875.70x = 702,798,545.66
  5. Step 5: Solve for x
    x = 702,798,545.66/27,875.70
  6. Step 6: Final answer
    x = 25,211.87

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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.