Home / 27,061.28-37,343.16-15,122.28

Finding the Fourth Proportional to 27,061.28, 37,343.16 and 15,122.28

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Solution

The fourth proportional to 27,061.28, 37,343.16 and 15,122.28 is: 20,867.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,061.28 : 37,343.16 = 15,122.28 : x
  2. Step 2: Convert to fraction form
    27,061.28/37,343.16 = 15,122.28/x
  3. Step 3: Cross multiply
    27,061.28x = 37,343.16 × 15,122.28
  4. Step 4: Simplify right side
    27,061.28x = 564,713,721.60
  5. Step 5: Solve for x
    x = 564,713,721.60/27,061.28
  6. Step 6: Final answer
    x = 20,867.96

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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.