Home / 40,984.65-61,486.25-12,524.18

Finding the Fourth Proportional to 40,984.65, 61,486.25 and 12,524.18

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Solution

The fourth proportional to 40,984.65, 61,486.25 and 12,524.18 is: 18,789.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,984.65 : 61,486.25 = 12,524.18 : x
  2. Step 2: Convert to fraction form
    40,984.65/61,486.25 = 12,524.18/x
  3. Step 3: Cross multiply
    40,984.65x = 61,486.25 × 12,524.18
  4. Step 4: Simplify right side
    40,984.65x = 770,064,492.47
  5. Step 5: Solve for x
    x = 770,064,492.47/40,984.65
  6. Step 6: Final answer
    x = 18,789.10

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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.