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Finding the Fourth Proportional to 47,119.92, 65,024.04 and 25,899.12

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Solution

The fourth proportional to 47,119.92, 65,024.04 and 25,899.12 is: 35,739.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,119.92 : 65,024.04 = 25,899.12 : x
  2. Step 2: Convert to fraction form
    47,119.92/65,024.04 = 25,899.12/x
  3. Step 3: Cross multiply
    47,119.92x = 65,024.04 × 25,899.12
  4. Step 4: Simplify right side
    47,119.92x = 1,684,065,414.84
  5. Step 5: Solve for x
    x = 1,684,065,414.84/47,119.92
  6. Step 6: Final answer
    x = 35,739.99

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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.