Home / 48,380.19-66,760.98-27,155.36

Finding the Fourth Proportional to 48,380.19, 66,760.98 and 27,155.36

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Solution

The fourth proportional to 48,380.19, 66,760.98 and 27,155.36 is: 37,472.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,380.19 : 66,760.98 = 27,155.36 : x
  2. Step 2: Convert to fraction form
    48,380.19/66,760.98 = 27,155.36/x
  3. Step 3: Cross multiply
    48,380.19x = 66,760.98 × 27,155.36
  4. Step 4: Simplify right side
    48,380.19x = 1,812,918,010.22
  5. Step 5: Solve for x
    x = 1,812,918,010.22/48,380.19
  6. Step 6: Final answer
    x = 37,472.32

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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.