Home / 32,321.42-48,432.45-19,147.58

Finding the Fourth Proportional to 32,321.42, 48,432.45 and 19,147.58

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Solution

The fourth proportional to 32,321.42, 48,432.45 and 19,147.58 is: 28,691.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,321.42 : 48,432.45 = 19,147.58 : x
  2. Step 2: Convert to fraction form
    32,321.42/48,432.45 = 19,147.58/x
  3. Step 3: Cross multiply
    32,321.42x = 48,432.45 × 19,147.58
  4. Step 4: Simplify right side
    32,321.42x = 927,364,210.97
  5. Step 5: Solve for x
    x = 927,364,210.97/32,321.42
  6. Step 6: Final answer
    x = 28,691.94

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1.5x scale

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.