Home / 47,738.32-65,874.76-26,517.20

Finding the Fourth Proportional to 47,738.32, 65,874.76 and 26,517.20

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Solution

The fourth proportional to 47,738.32, 65,874.76 and 26,517.20 is: 36,591.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,738.32 : 65,874.76 = 26,517.20 : x
  2. Step 2: Convert to fraction form
    47,738.32/65,874.76 = 26,517.20/x
  3. Step 3: Cross multiply
    47,738.32x = 65,874.76 × 26,517.20
  4. Step 4: Simplify right side
    47,738.32x = 1,746,814,185.87
  5. Step 5: Solve for x
    x = 1,746,814,185.87/47,738.32
  6. Step 6: Final answer
    x = 36,591.45

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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.