Home / 27,562.28-38,034.42-14,986.92

Finding the Fourth Proportional to 27,562.28, 38,034.42 and 14,986.92

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Solution

The fourth proportional to 27,562.28, 38,034.42 and 14,986.92 is: 20,681.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,562.28 : 38,034.42 = 14,986.92 : x
  2. Step 2: Convert to fraction form
    27,562.28/38,034.42 = 14,986.92/x
  3. Step 3: Cross multiply
    27,562.28x = 38,034.42 × 14,986.92
  4. Step 4: Simplify right side
    27,562.28x = 570,018,809.79
  5. Step 5: Solve for x
    x = 570,018,809.79/27,562.28
  6. Step 6: Final answer
    x = 20,681.12

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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.