Home / 47,923.99-66,135.11-27,792.55

Finding the Fourth Proportional to 47,923.99, 66,135.11 and 27,792.55

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Solution

The fourth proportional to 47,923.99, 66,135.11 and 27,792.55 is: 38,353.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,923.99 : 66,135.11 = 27,792.55 : x
  2. Step 2: Convert to fraction form
    47,923.99/66,135.11 = 27,792.55/x
  3. Step 3: Cross multiply
    47,923.99x = 66,135.11 × 27,792.55
  4. Step 4: Simplify right side
    47,923.99x = 1,838,062,923.13
  5. Step 5: Solve for x
    x = 1,838,062,923.13/47,923.99
  6. Step 6: Final answer
    x = 38,353.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.