Home / 48,289.52-72,436.70-17,127.20

Finding the Fourth Proportional to 48,289.52, 72,436.70 and 17,127.20

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Solution

The fourth proportional to 48,289.52, 72,436.70 and 17,127.20 is: 25,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,289.52 : 72,436.70 = 17,127.20 : x
  2. Step 2: Convert to fraction form
    48,289.52/72,436.70 = 17,127.20/x
  3. Step 3: Cross multiply
    48,289.52x = 72,436.70 × 17,127.20
  4. Step 4: Simplify right side
    48,289.52x = 1,240,637,848.24
  5. Step 5: Solve for x
    x = 1,240,637,848.24/48,289.52
  6. Step 6: Final answer
    x = 25,691.66

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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.