Home / 27,287.24-40,923.90-10,641.80

Finding the Fourth Proportional to 27,287.24, 40,923.90 and 10,641.80

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Solution

The fourth proportional to 27,287.24, 40,923.90 and 10,641.80 is: 15,959.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,287.24 : 40,923.90 = 10,641.80 : x
  2. Step 2: Convert to fraction form
    27,287.24/40,923.90 = 10,641.80/x
  3. Step 3: Cross multiply
    27,287.24x = 40,923.90 × 10,641.80
  4. Step 4: Simplify right side
    27,287.24x = 435,503,959.02
  5. Step 5: Solve for x
    x = 435,503,959.02/27,287.24
  6. Step 6: Final answer
    x = 15,959.99

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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.