Home / 32,281.88-48,441.31-12,557.90

Finding the Fourth Proportional to 32,281.88, 48,441.31 and 12,557.90

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Solution

The fourth proportional to 32,281.88, 48,441.31 and 12,557.90 is: 18,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,281.88 : 48,441.31 = 12,557.90 : x
  2. Step 2: Convert to fraction form
    32,281.88/48,441.31 = 12,557.90/x
  3. Step 3: Cross multiply
    32,281.88x = 48,441.31 × 12,557.90
  4. Step 4: Simplify right side
    32,281.88x = 608,321,216.56
  5. Step 5: Solve for x
    x = 608,321,216.56/32,281.88
  6. Step 6: Final answer
    x = 18,844.05

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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.