Home / 18,898.52-26,081.22-12,514.04

Finding the Fourth Proportional to 18,898.52, 26,081.22 and 12,514.04

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Solution

The fourth proportional to 18,898.52, 26,081.22 and 12,514.04 is: 17,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,898.52 : 26,081.22 = 12,514.04 : x
  2. Step 2: Convert to fraction form
    18,898.52/26,081.22 = 12,514.04/x
  3. Step 3: Cross multiply
    18,898.52x = 26,081.22 × 12,514.04
  4. Step 4: Simplify right side
    18,898.52x = 326,381,430.33
  5. Step 5: Solve for x
    x = 326,381,430.33/18,898.52
  6. Step 6: Final answer
    x = 17,270.21

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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.