Home / 19,526.28-26,942.67-11,571

Finding the Fourth Proportional to 19,526.28, 26,942.67 and 11,571

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Solution

The fourth proportional to 19,526.28, 26,942.67 and 11,571 is: 15,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,526.28 : 26,942.67 = 11,571 : x
  2. Step 2: Convert to fraction form
    19,526.28/26,942.67 = 11,571/x
  3. Step 3: Cross multiply
    19,526.28x = 26,942.67 × 11,571
  4. Step 4: Simplify right side
    19,526.28x = 311,753,634.57
  5. Step 5: Solve for x
    x = 311,753,634.57/19,526.28
  6. Step 6: Final answer
    x = 15,965.85

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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.