Home / 55,007.20-75,910.02-29,856.76

Finding the Fourth Proportional to 55,007.20, 75,910.02 and 29,856.76

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Solution

The fourth proportional to 55,007.20, 75,910.02 and 29,856.76 is: 41,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,007.20 : 75,910.02 = 29,856.76 : x
  2. Step 2: Convert to fraction form
    55,007.20/75,910.02 = 29,856.76/x
  3. Step 3: Cross multiply
    55,007.20x = 75,910.02 × 29,856.76
  4. Step 4: Simplify right side
    55,007.20x = 2,266,427,248.74
  5. Step 5: Solve for x
    x = 2,266,427,248.74/55,007.20
  6. Step 6: Final answer
    x = 41,202.37

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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.