Home / 27,447.17-41,142.47-10,800.45

Finding the Fourth Proportional to 27,447.17, 41,142.47 and 10,800.45

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Solution

The fourth proportional to 27,447.17, 41,142.47 and 10,800.45 is: 16,189.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,447.17 : 41,142.47 = 10,800.45 : x
  2. Step 2: Convert to fraction form
    27,447.17/41,142.47 = 10,800.45/x
  3. Step 3: Cross multiply
    27,447.17x = 41,142.47 × 10,800.45
  4. Step 4: Simplify right side
    27,447.17x = 444,357,136.11
  5. Step 5: Solve for x
    x = 444,357,136.11/27,447.17
  6. Step 6: Final answer
    x = 16,189.55

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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.