Home / 36,431.60-54,632.33-12,734.15

Finding the Fourth Proportional to 36,431.60, 54,632.33 and 12,734.15

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Solution

The fourth proportional to 36,431.60, 54,632.33 and 12,734.15 is: 19,095.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,431.60 : 54,632.33 = 12,734.15 : x
  2. Step 2: Convert to fraction form
    36,431.60/54,632.33 = 12,734.15/x
  3. Step 3: Cross multiply
    36,431.60x = 54,632.33 × 12,734.15
  4. Step 4: Simplify right side
    36,431.60x = 695,696,221.40
  5. Step 5: Solve for x
    x = 695,696,221.40/36,431.60
  6. Step 6: Final answer
    x = 19,095.96

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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.