Home / 40,016.48-60,061.04-21,312.37

Finding the Fourth Proportional to 40,016.48, 60,061.04 and 21,312.37

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Solution

The fourth proportional to 40,016.48, 60,061.04 and 21,312.37 is: 31,987.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,016.48 : 60,061.04 = 21,312.37 : x
  2. Step 2: Convert to fraction form
    40,016.48/60,061.04 = 21,312.37/x
  3. Step 3: Cross multiply
    40,016.48x = 60,061.04 × 21,312.37
  4. Step 4: Simplify right side
    40,016.48x = 1,280,042,937.54
  5. Step 5: Solve for x
    x = 1,280,042,937.54/40,016.48
  6. Step 6: Final answer
    x = 31,987.89

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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.