Home / 45,931.32-63,391.56-25,517.96

Finding the Fourth Proportional to 45,931.32, 63,391.56 and 25,517.96

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Solution

The fourth proportional to 45,931.32, 63,391.56 and 25,517.96 is: 35,218.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,931.32 : 63,391.56 = 25,517.96 : x
  2. Step 2: Convert to fraction form
    45,931.32/63,391.56 = 25,517.96/x
  3. Step 3: Cross multiply
    45,931.32x = 63,391.56 × 25,517.96
  4. Step 4: Simplify right side
    45,931.32x = 1,617,623,292.42
  5. Step 5: Solve for x
    x = 1,617,623,292.42/45,931.32
  6. Step 6: Final answer
    x = 35,218.31

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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.