Home / 47,127.76-65,037.22-25,909

Finding the Fourth Proportional to 47,127.76, 65,037.22 and 25,909

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Solution

The fourth proportional to 47,127.76, 65,037.22 and 25,909 is: 35,754.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,127.76 : 65,037.22 = 25,909 : x
  2. Step 2: Convert to fraction form
    47,127.76/65,037.22 = 25,909/x
  3. Step 3: Cross multiply
    47,127.76x = 65,037.22 × 25,909
  4. Step 4: Simplify right side
    47,127.76x = 1,685,049,332.98
  5. Step 5: Solve for x
    x = 1,685,049,332.98/47,127.76
  6. Step 6: Final answer
    x = 35,754.92

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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.