Home / 40,362.29-60,553.14-12,660.29

Finding the Fourth Proportional to 40,362.29, 60,553.14 and 12,660.29

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Solution

The fourth proportional to 40,362.29, 60,553.14 and 12,660.29 is: 18,993.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,362.29 : 60,553.14 = 12,660.29 : x
  2. Step 2: Convert to fraction form
    40,362.29/60,553.14 = 12,660.29/x
  3. Step 3: Cross multiply
    40,362.29x = 60,553.14 × 12,660.29
  4. Step 4: Simplify right side
    40,362.29x = 766,620,010.04
  5. Step 5: Solve for x
    x = 766,620,010.04/40,362.29
  6. Step 6: Final answer
    x = 18,993.47

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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.