Home / 40,069.48-60,102.78-15,113.38

Finding the Fourth Proportional to 40,069.48, 60,102.78 and 15,113.38

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Solution

The fourth proportional to 40,069.48, 60,102.78 and 15,113.38 is: 22,669.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,069.48 : 60,102.78 = 15,113.38 : x
  2. Step 2: Convert to fraction form
    40,069.48/60,102.78 = 15,113.38/x
  3. Step 3: Cross multiply
    40,069.48x = 60,102.78 × 15,113.38
  4. Step 4: Simplify right side
    40,069.48x = 908,356,153.20
  5. Step 5: Solve for x
    x = 908,356,153.20/40,069.48
  6. Step 6: Final answer
    x = 22,669.53

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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.