Home / 26,808.84-40,207.14-10,170.72

Finding the Fourth Proportional to 26,808.84, 40,207.14 and 10,170.72

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Solution

The fourth proportional to 26,808.84, 40,207.14 and 10,170.72 is: 15,253.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,808.84 : 40,207.14 = 10,170.72 : x
  2. Step 2: Convert to fraction form
    26,808.84/40,207.14 = 10,170.72/x
  3. Step 3: Cross multiply
    26,808.84x = 40,207.14 × 10,170.72
  4. Step 4: Simplify right side
    26,808.84x = 408,935,562.94
  5. Step 5: Solve for x
    x = 408,935,562.94/26,808.84
  6. Step 6: Final answer
    x = 15,253.76

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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.