Home / 47,121.92-65,026.80-25,901.12

Finding the Fourth Proportional to 47,121.92, 65,026.80 and 25,901.12

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Solution

The fourth proportional to 47,121.92, 65,026.80 and 25,901.12 is: 35,742.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,121.92 : 65,026.80 = 25,901.12 : x
  2. Step 2: Convert to fraction form
    47,121.92/65,026.80 = 25,901.12/x
  3. Step 3: Cross multiply
    47,121.92x = 65,026.80 × 25,901.12
  4. Step 4: Simplify right side
    47,121.92x = 1,684,266,950.02
  5. Step 5: Solve for x
    x = 1,684,266,950.02/47,121.92
  6. Step 6: Final answer
    x = 35,742.75

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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.