Home / 25,079.45-34,620.78-16,016.68

Finding the Fourth Proportional to 25,079.45, 34,620.78 and 16,016.68

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Solution

The fourth proportional to 25,079.45, 34,620.78 and 16,016.68 is: 22,110.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079.45 : 34,620.78 = 16,016.68 : x
  2. Step 2: Convert to fraction form
    25,079.45/34,620.78 = 16,016.68/x
  3. Step 3: Cross multiply
    25,079.45x = 34,620.78 × 16,016.68
  4. Step 4: Simplify right side
    25,079.45x = 554,509,954.61
  5. Step 5: Solve for x
    x = 554,509,954.61/25,079.45
  6. Step 6: Final answer
    x = 22,110.13

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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.