Home / 48,659.12-72,988.68-17,477.36

Finding the Fourth Proportional to 48,659.12, 72,988.68 and 17,477.36

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Solution

The fourth proportional to 48,659.12, 72,988.68 and 17,477.36 is: 26,216.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,659.12 : 72,988.68 = 17,477.36 : x
  2. Step 2: Convert to fraction form
    48,659.12/72,988.68 = 17,477.36/x
  3. Step 3: Cross multiply
    48,659.12x = 72,988.68 × 17,477.36
  4. Step 4: Simplify right side
    48,659.12x = 1,275,649,436.28
  5. Step 5: Solve for x
    x = 1,275,649,436.28/48,659.12
  6. Step 6: Final answer
    x = 26,216.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.