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Finding the Fourth Proportional to 27,035.47, 40,550.01 and 8,315.47

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Solution

The fourth proportional to 27,035.47, 40,550.01 and 8,315.47 is: 12,472.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,035.47 : 40,550.01 = 8,315.47 : x
  2. Step 2: Convert to fraction form
    27,035.47/40,550.01 = 8,315.47/x
  3. Step 3: Cross multiply
    27,035.47x = 40,550.01 × 8,315.47
  4. Step 4: Simplify right side
    27,035.47x = 337,192,391.65
  5. Step 5: Solve for x
    x = 337,192,391.65/27,035.47
  6. Step 6: Final answer
    x = 12,472.22

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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.