Home / 55,726.44-76,889.16-31,527.88

Finding the Fourth Proportional to 55,726.44, 76,889.16 and 31,527.88

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Solution

The fourth proportional to 55,726.44, 76,889.16 and 31,527.88 is: 43,500.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,726.44 : 76,889.16 = 31,527.88 : x
  2. Step 2: Convert to fraction form
    55,726.44/76,889.16 = 31,527.88/x
  3. Step 3: Cross multiply
    55,726.44x = 76,889.16 × 31,527.88
  4. Step 4: Simplify right side
    55,726.44x = 2,424,152,209.78
  5. Step 5: Solve for x
    x = 2,424,152,209.78/55,726.44
  6. Step 6: Final answer
    x = 43,500.93

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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.