Home / 55,726.15-76,902.08-31,853.33

Finding the Fourth Proportional to 55,726.15, 76,902.08 and 31,853.33

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Solution

The fourth proportional to 55,726.15, 76,902.08 and 31,853.33 is: 43,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,726.15 : 76,902.08 = 31,853.33 : x
  2. Step 2: Convert to fraction form
    55,726.15/76,902.08 = 31,853.33/x
  3. Step 3: Cross multiply
    55,726.15x = 76,902.08 × 31,853.33
  4. Step 4: Simplify right side
    55,726.15x = 2,449,587,461.04
  5. Step 5: Solve for x
    x = 2,449,587,461.04/55,726.15
  6. Step 6: Final answer
    x = 43,957.60

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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.