Home / 36,452.22-54,686.70-18,918.18

Finding the Fourth Proportional to 36,452.22, 54,686.70 and 18,918.18

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Solution

The fourth proportional to 36,452.22, 54,686.70 and 18,918.18 is: 28,381.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,452.22 : 54,686.70 = 18,918.18 : x
  2. Step 2: Convert to fraction form
    36,452.22/54,686.70 = 18,918.18/x
  3. Step 3: Cross multiply
    36,452.22x = 54,686.70 × 18,918.18
  4. Step 4: Simplify right side
    36,452.22x = 1,034,572,834.21
  5. Step 5: Solve for x
    x = 1,034,572,834.21/36,452.22
  6. Step 6: Final answer
    x = 28,381.61

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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.