Home / 32,679.60-49,010.90-10,481.55

Finding the Fourth Proportional to 32,679.60, 49,010.90 and 10,481.55

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Solution

The fourth proportional to 32,679.60, 49,010.90 and 10,481.55 is: 15,719.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,679.60 : 49,010.90 = 10,481.55 : x
  2. Step 2: Convert to fraction form
    32,679.60/49,010.90 = 10,481.55/x
  3. Step 3: Cross multiply
    32,679.60x = 49,010.90 × 10,481.55
  4. Step 4: Simplify right side
    32,679.60x = 513,710,146.49
  5. Step 5: Solve for x
    x = 513,710,146.49/32,679.60
  6. Step 6: Final answer
    x = 15,719.60

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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.