Home / 27,895.28-38,498.18-15,956.28

Finding the Fourth Proportional to 27,895.28, 38,498.18 and 15,956.28

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Solution

The fourth proportional to 27,895.28, 38,498.18 and 15,956.28 is: 22,021.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,895.28 : 38,498.18 = 15,956.28 : x
  2. Step 2: Convert to fraction form
    27,895.28/38,498.18 = 15,956.28/x
  3. Step 3: Cross multiply
    27,895.28x = 38,498.18 × 15,956.28
  4. Step 4: Simplify right side
    27,895.28x = 614,287,659.79
  5. Step 5: Solve for x
    x = 614,287,659.79/27,895.28
  6. Step 6: Final answer
    x = 22,021.21

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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.