Home / 27,212.56-37,553.02-15,275.59

Finding the Fourth Proportional to 27,212.56, 37,553.02 and 15,275.59

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Solution

The fourth proportional to 27,212.56, 37,553.02 and 15,275.59 is: 21,080.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,212.56 : 37,553.02 = 15,275.59 : x
  2. Step 2: Convert to fraction form
    27,212.56/37,553.02 = 15,275.59/x
  3. Step 3: Cross multiply
    27,212.56x = 37,553.02 × 15,275.59
  4. Step 4: Simplify right side
    27,212.56x = 573,644,404.71
  5. Step 5: Solve for x
    x = 573,644,404.71/27,212.56
  6. Step 6: Final answer
    x = 21,080.14

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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.