Home / 25,996.42-38,966.08-10,196.70

Finding the Fourth Proportional to 25,996.42, 38,966.08 and 10,196.70

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Solution

The fourth proportional to 25,996.42, 38,966.08 and 10,196.70 is: 15,283.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,996.42 : 38,966.08 = 10,196.70 : x
  2. Step 2: Convert to fraction form
    25,996.42/38,966.08 = 10,196.70/x
  3. Step 3: Cross multiply
    25,996.42x = 38,966.08 × 10,196.70
  4. Step 4: Simplify right side
    25,996.42x = 397,325,427.94
  5. Step 5: Solve for x
    x = 397,325,427.94/25,996.42
  6. Step 6: Final answer
    x = 15,283.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.