Home / 27,904.46-38,497.28-15,961.41

Finding the Fourth Proportional to 27,904.46, 38,497.28 and 15,961.41

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Solution

The fourth proportional to 27,904.46, 38,497.28 and 15,961.41 is: 22,020.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,904.46 : 38,497.28 = 15,961.41 : x
  2. Step 2: Convert to fraction form
    27,904.46/38,497.28 = 15,961.41/x
  3. Step 3: Cross multiply
    27,904.46x = 38,497.28 × 15,961.41
  4. Step 4: Simplify right side
    27,904.46x = 614,470,790.16
  5. Step 5: Solve for x
    x = 614,470,790.16/27,904.46
  6. Step 6: Final answer
    x = 22,020.53

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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.