Home / 45,708.74-63,076.80-25,565.66

Finding the Fourth Proportional to 45,708.74, 63,076.80 and 25,565.66

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Solution

The fourth proportional to 45,708.74, 63,076.80 and 25,565.66 is: 35,279.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,708.74 : 63,076.80 = 25,565.66 : x
  2. Step 2: Convert to fraction form
    45,708.74/63,076.80 = 25,565.66/x
  3. Step 3: Cross multiply
    45,708.74x = 63,076.80 × 25,565.66
  4. Step 4: Simplify right side
    45,708.74x = 1,612,600,022.69
  5. Step 5: Solve for x
    x = 1,612,600,022.69/45,708.74
  6. Step 6: Final answer
    x = 35,279.91

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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.