Home / 48,448.07-72,672.11-15,170.74

Finding the Fourth Proportional to 48,448.07, 72,672.11 and 15,170.74

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Solution

The fourth proportional to 48,448.07, 72,672.11 and 15,170.74 is: 22,756.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,448.07 : 72,672.11 = 15,170.74 : x
  2. Step 2: Convert to fraction form
    48,448.07/72,672.11 = 15,170.74/x
  3. Step 3: Cross multiply
    48,448.07x = 72,672.11 × 15,170.74
  4. Step 4: Simplify right side
    48,448.07x = 1,102,489,428.53
  5. Step 5: Solve for x
    x = 1,102,489,428.53/48,448.07
  6. Step 6: Final answer
    x = 22,756.11

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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.