Home / 12,514.30-18,774.59-8,823.74

Finding the Fourth Proportional to 12,514.30, 18,774.59 and 8,823.74

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Solution

The fourth proportional to 12,514.30, 18,774.59 and 8,823.74 is: 13,237.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,514.30 : 18,774.59 = 8,823.74 : x
  2. Step 2: Convert to fraction form
    12,514.30/18,774.59 = 8,823.74/x
  3. Step 3: Cross multiply
    12,514.30x = 18,774.59 × 8,823.74
  4. Step 4: Simplify right side
    12,514.30x = 165,661,962.77
  5. Step 5: Solve for x
    x = 165,661,962.77/12,514.30
  6. Step 6: Final answer
    x = 13,237.82

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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.