Home / 48,211.60-72,328.20-14,933.20

Finding the Fourth Proportional to 48,211.60, 72,328.20 and 14,933.20

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Solution

The fourth proportional to 48,211.60, 72,328.20 and 14,933.20 is: 22,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,211.60 : 72,328.20 = 14,933.20 : x
  2. Step 2: Convert to fraction form
    48,211.60/72,328.20 = 14,933.20/x
  3. Step 3: Cross multiply
    48,211.60x = 72,328.20 × 14,933.20
  4. Step 4: Simplify right side
    48,211.60x = 1,080,091,476.24
  5. Step 5: Solve for x
    x = 1,080,091,476.24/48,211.60
  6. Step 6: Final answer
    x = 22,403.15

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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.