Home / 15,132.60-22,596.87-12,364.80

Finding the Fourth Proportional to 15,132.60, 22,596.87 and 12,364.80

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Solution

The fourth proportional to 15,132.60, 22,596.87 and 12,364.80 is: 18,463.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,132.60 : 22,596.87 = 12,364.80 : x
  2. Step 2: Convert to fraction form
    15,132.60/22,596.87 = 12,364.80/x
  3. Step 3: Cross multiply
    15,132.60x = 22,596.87 × 12,364.80
  4. Step 4: Simplify right side
    15,132.60x = 279,405,778.18
  5. Step 5: Solve for x
    x = 279,405,778.18/15,132.60
  6. Step 6: Final answer
    x = 18,463.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.