Home / 27,354.84-40,996.61-12,350.80

Finding the Fourth Proportional to 27,354.84, 40,996.61 and 12,350.80

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Solution

The fourth proportional to 27,354.84, 40,996.61 and 12,350.80 is: 18,510.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,354.84 : 40,996.61 = 12,350.80 : x
  2. Step 2: Convert to fraction form
    27,354.84/40,996.61 = 12,350.80/x
  3. Step 3: Cross multiply
    27,354.84x = 40,996.61 × 12,350.80
  4. Step 4: Simplify right side
    27,354.84x = 506,340,930.79
  5. Step 5: Solve for x
    x = 506,340,930.79/27,354.84
  6. Step 6: Final answer
    x = 18,510.10

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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.