Home / 47,238.92-65,188.36-25,728.18

Finding the Fourth Proportional to 47,238.92, 65,188.36 and 25,728.18

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Solution

The fourth proportional to 47,238.92, 65,188.36 and 25,728.18 is: 35,504.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,238.92 : 65,188.36 = 25,728.18 : x
  2. Step 2: Convert to fraction form
    47,238.92/65,188.36 = 25,728.18/x
  3. Step 3: Cross multiply
    47,238.92x = 65,188.36 × 25,728.18
  4. Step 4: Simplify right side
    47,238.92x = 1,677,177,859.98
  5. Step 5: Solve for x
    x = 1,677,177,859.98/47,238.92
  6. Step 6: Final answer
    x = 35,504.15

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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.