Home / 48,341.22-72,515.28-20,232.98

Finding the Fourth Proportional to 48,341.22, 72,515.28 and 20,232.98

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Solution

The fourth proportional to 48,341.22, 72,515.28 and 20,232.98 is: 30,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,341.22 : 72,515.28 = 20,232.98 : x
  2. Step 2: Convert to fraction form
    48,341.22/72,515.28 = 20,232.98/x
  3. Step 3: Cross multiply
    48,341.22x = 72,515.28 × 20,232.98
  4. Step 4: Simplify right side
    48,341.22x = 1,467,200,209.93
  5. Step 5: Solve for x
    x = 1,467,200,209.93/48,341.22
  6. Step 6: Final answer
    x = 30,350.91

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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.