Home / 27,080.79-37,374.96-15,144.79

Finding the Fourth Proportional to 27,080.79, 37,374.96 and 15,144.79

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Solution

The fourth proportional to 27,080.79, 37,374.96 and 15,144.79 is: 20,901.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,080.79 : 37,374.96 = 15,144.79 : x
  2. Step 2: Convert to fraction form
    27,080.79/37,374.96 = 15,144.79/x
  3. Step 3: Cross multiply
    27,080.79x = 37,374.96 × 15,144.79
  4. Step 4: Simplify right side
    27,080.79x = 566,035,920.46
  5. Step 5: Solve for x
    x = 566,035,920.46/27,080.79
  6. Step 6: Final answer
    x = 20,901.75

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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.