Home / 27,057.28-37,314.86-16,986.65

Finding the Fourth Proportional to 27,057.28, 37,314.86 and 16,986.65

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Solution

The fourth proportional to 27,057.28, 37,314.86 and 16,986.65 is: 23,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,057.28 : 37,314.86 = 16,986.65 : x
  2. Step 2: Convert to fraction form
    27,057.28/37,314.86 = 16,986.65/x
  3. Step 3: Cross multiply
    27,057.28x = 37,314.86 × 16,986.65
  4. Step 4: Simplify right side
    27,057.28x = 633,854,649.02
  5. Step 5: Solve for x
    x = 633,854,649.02/27,057.28
  6. Step 6: Final answer
    x = 23,426.40

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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.