Home / 47,255.24-65,151.60-38,726.48

Finding the Fourth Proportional to 47,255.24, 65,151.60 and 38,726.48

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Solution

The fourth proportional to 47,255.24, 65,151.60 and 38,726.48 is: 53,392.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,255.24 : 65,151.60 = 38,726.48 : x
  2. Step 2: Convert to fraction form
    47,255.24/65,151.60 = 38,726.48/x
  3. Step 3: Cross multiply
    47,255.24x = 65,151.60 × 38,726.48
  4. Step 4: Simplify right side
    47,255.24x = 2,523,092,134.37
  5. Step 5: Solve for x
    x = 2,523,092,134.37/47,255.24
  6. Step 6: Final answer
    x = 53,392.85

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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.