Home / 23,519.35-32,456.65-12,908.75

Finding the Fourth Proportional to 23,519.35, 32,456.65 and 12,908.75

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Solution

The fourth proportional to 23,519.35, 32,456.65 and 12,908.75 is: 17,814.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,519.35 : 32,456.65 = 12,908.75 : x
  2. Step 2: Convert to fraction form
    23,519.35/32,456.65 = 12,908.75/x
  3. Step 3: Cross multiply
    23,519.35x = 32,456.65 × 12,908.75
  4. Step 4: Simplify right side
    23,519.35x = 418,974,792.90
  5. Step 5: Solve for x
    x = 418,974,792.90/23,519.35
  6. Step 6: Final answer
    x = 17,814.05

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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.