Home / 36,403.68-54,605.49-11,445.93

Finding the Fourth Proportional to 36,403.68, 54,605.49 and 11,445.93

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Solution

The fourth proportional to 36,403.68, 54,605.49 and 11,445.93 is: 17,168.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,403.68 : 54,605.49 = 11,445.93 : x
  2. Step 2: Convert to fraction form
    36,403.68/54,605.49 = 11,445.93/x
  3. Step 3: Cross multiply
    36,403.68x = 54,605.49 × 11,445.93
  4. Step 4: Simplify right side
    36,403.68x = 625,010,616.16
  5. Step 5: Solve for x
    x = 625,010,616.16/36,403.68
  6. Step 6: Final answer
    x = 17,168.89

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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.