Home / 25,091.16-34,626.94-15,017.70

Finding the Fourth Proportional to 25,091.16, 34,626.94 and 15,017.70

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Solution

The fourth proportional to 25,091.16, 34,626.94 and 15,017.70 is: 20,725.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,091.16 : 34,626.94 = 15,017.70 : x
  2. Step 2: Convert to fraction form
    25,091.16/34,626.94 = 15,017.70/x
  3. Step 3: Cross multiply
    25,091.16x = 34,626.94 × 15,017.70
  4. Step 4: Simplify right side
    25,091.16x = 520,016,996.84
  5. Step 5: Solve for x
    x = 520,016,996.84/25,091.16
  6. Step 6: Final answer
    x = 20,725.11

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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.