Home / 27,218.29-37,560.27-15,282.13

Finding the Fourth Proportional to 27,218.29, 37,560.27 and 15,282.13

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Solution

The fourth proportional to 27,218.29, 37,560.27 and 15,282.13 is: 21,088.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218.29 : 37,560.27 = 15,282.13 : x
  2. Step 2: Convert to fraction form
    27,218.29/37,560.27 = 15,282.13/x
  3. Step 3: Cross multiply
    27,218.29x = 37,560.27 × 15,282.13
  4. Step 4: Simplify right side
    27,218.29x = 574,000,741.17
  5. Step 5: Solve for x
    x = 574,000,741.17/27,218.29
  6. Step 6: Final answer
    x = 21,088.79

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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.