Home / 40,055.10-60,086.07-10,472.89

Finding the Fourth Proportional to 40,055.10, 60,086.07 and 10,472.89

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Solution

The fourth proportional to 40,055.10, 60,086.07 and 10,472.89 is: 15,710.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,055.10 : 60,086.07 = 10,472.89 : x
  2. Step 2: Convert to fraction form
    40,055.10/60,086.07 = 10,472.89/x
  3. Step 3: Cross multiply
    40,055.10x = 60,086.07 × 10,472.89
  4. Step 4: Simplify right side
    40,055.10x = 629,274,801.64
  5. Step 5: Solve for x
    x = 629,274,801.64/40,055.10
  6. Step 6: Final answer
    x = 15,710.23

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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.