Home / 47,186.15-65,117.34-25,965.90

Finding the Fourth Proportional to 47,186.15, 65,117.34 and 25,965.90

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Solution

The fourth proportional to 47,186.15, 65,117.34 and 25,965.90 is: 35,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,186.15 : 65,117.34 = 25,965.90 : x
  2. Step 2: Convert to fraction form
    47,186.15/65,117.34 = 25,965.90/x
  3. Step 3: Cross multiply
    47,186.15x = 65,117.34 × 25,965.90
  4. Step 4: Simplify right side
    47,186.15x = 1,690,830,338.71
  5. Step 5: Solve for x
    x = 1,690,830,338.71/47,186.15
  6. Step 6: Final answer
    x = 35,833.20

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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.