Home / 27,069.65-37,355.99-15,132.90

Finding the Fourth Proportional to 27,069.65, 37,355.99 and 15,132.90

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Solution

The fourth proportional to 27,069.65, 37,355.99 and 15,132.90 is: 20,883.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,069.65 : 37,355.99 = 15,132.90 : x
  2. Step 2: Convert to fraction form
    27,069.65/37,355.99 = 15,132.90/x
  3. Step 3: Cross multiply
    27,069.65x = 37,355.99 × 15,132.90
  4. Step 4: Simplify right side
    27,069.65x = 565,304,385.41
  5. Step 5: Solve for x
    x = 565,304,385.41/27,069.65
  6. Step 6: Final answer
    x = 20,883.33

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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.