Home / 32,182.40-48,331.20-31,145.60

Finding the Fourth Proportional to 32,182.40, 48,331.20 and 31,145.60

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Solution

The fourth proportional to 32,182.40, 48,331.20 and 31,145.60 is: 46,774.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,182.40 : 48,331.20 = 31,145.60 : x
  2. Step 2: Convert to fraction form
    32,182.40/48,331.20 = 31,145.60/x
  3. Step 3: Cross multiply
    32,182.40x = 48,331.20 × 31,145.60
  4. Step 4: Simplify right side
    32,182.40x = 1,505,304,222.72
  5. Step 5: Solve for x
    x = 1,505,304,222.72/32,182.40
  6. Step 6: Final answer
    x = 46,774.14

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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.