Home / 27,118.19-37,422.71-15,017.52

Finding the Fourth Proportional to 27,118.19, 37,422.71 and 15,017.52

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Solution

The fourth proportional to 27,118.19, 37,422.71 and 15,017.52 is: 20,723.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,118.19 : 37,422.71 = 15,017.52 : x
  2. Step 2: Convert to fraction form
    27,118.19/37,422.71 = 15,017.52/x
  3. Step 3: Cross multiply
    27,118.19x = 37,422.71 × 15,017.52
  4. Step 4: Simplify right side
    27,118.19x = 561,996,220.79
  5. Step 5: Solve for x
    x = 561,996,220.79/27,118.19
  6. Step 6: Final answer
    x = 20,723.96

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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.