Home / 55,380.18-76,422.30-32,726.52

Finding the Fourth Proportional to 55,380.18, 76,422.30 and 32,726.52

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Solution

The fourth proportional to 55,380.18, 76,422.30 and 32,726.52 is: 45,161.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,380.18 : 76,422.30 = 32,726.52 : x
  2. Step 2: Convert to fraction form
    55,380.18/76,422.30 = 32,726.52/x
  3. Step 3: Cross multiply
    55,380.18x = 76,422.30 × 32,726.52
  4. Step 4: Simplify right side
    55,380.18x = 2,501,035,929.40
  5. Step 5: Solve for x
    x = 2,501,035,929.40/55,380.18
  6. Step 6: Final answer
    x = 45,161.21

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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.