Home / 17,876.80-24,613.90-15,182.43

Finding the Fourth Proportional to 17,876.80, 24,613.90 and 15,182.43

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Solution

The fourth proportional to 17,876.80, 24,613.90 and 15,182.43 is: 20,904.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,876.80 : 24,613.90 = 15,182.43 : x
  2. Step 2: Convert to fraction form
    17,876.80/24,613.90 = 15,182.43/x
  3. Step 3: Cross multiply
    17,876.80x = 24,613.90 × 15,182.43
  4. Step 4: Simplify right side
    17,876.80x = 373,698,813.78
  5. Step 5: Solve for x
    x = 373,698,813.78/17,876.80
  6. Step 6: Final answer
    x = 20,904.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.