Home / 48,023.32-71,985.72-18,433.18

Finding the Fourth Proportional to 48,023.32, 71,985.72 and 18,433.18

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Solution

The fourth proportional to 48,023.32, 71,985.72 and 18,433.18 is: 27,630.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,023.32 : 71,985.72 = 18,433.18 : x
  2. Step 2: Convert to fraction form
    48,023.32/71,985.72 = 18,433.18/x
  3. Step 3: Cross multiply
    48,023.32x = 71,985.72 × 18,433.18
  4. Step 4: Simplify right side
    48,023.32x = 1,326,925,734.19
  5. Step 5: Solve for x
    x = 1,326,925,734.19/48,023.32
  6. Step 6: Final answer
    x = 27,630.86

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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.