Home / 27,617.04-38,111.49-15,041.88

Finding the Fourth Proportional to 27,617.04, 38,111.49 and 15,041.88

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Solution

The fourth proportional to 27,617.04, 38,111.49 and 15,041.88 is: 20,757.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,617.04 : 38,111.49 = 15,041.88 : x
  2. Step 2: Convert to fraction form
    27,617.04/38,111.49 = 15,041.88/x
  3. Step 3: Cross multiply
    27,617.04x = 38,111.49 × 15,041.88
  4. Step 4: Simplify right side
    27,617.04x = 573,268,459.20
  5. Step 5: Solve for x
    x = 573,268,459.20/27,617.04
  6. Step 6: Final answer
    x = 20,757.78

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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.