Home / 48,845.40-73,268.10-15,565.20

Finding the Fourth Proportional to 48,845.40, 73,268.10 and 15,565.20

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Solution

The fourth proportional to 48,845.40, 73,268.10 and 15,565.20 is: 23,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,845.40 : 73,268.10 = 15,565.20 : x
  2. Step 2: Convert to fraction form
    48,845.40/73,268.10 = 15,565.20/x
  3. Step 3: Cross multiply
    48,845.40x = 73,268.10 × 15,565.20
  4. Step 4: Simplify right side
    48,845.40x = 1,140,432,630.12
  5. Step 5: Solve for x
    x = 1,140,432,630.12/48,845.40
  6. Step 6: Final answer
    x = 23,347.80

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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.