Home / 26,758.68-36,925.36-15,711.36

Finding the Fourth Proportional to 26,758.68, 36,925.36 and 15,711.36

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Solution

The fourth proportional to 26,758.68, 36,925.36 and 15,711.36 is: 21,680.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,758.68 : 36,925.36 = 15,711.36 : x
  2. Step 2: Convert to fraction form
    26,758.68/36,925.36 = 15,711.36/x
  3. Step 3: Cross multiply
    26,758.68x = 36,925.36 × 15,711.36
  4. Step 4: Simplify right side
    26,758.68x = 580,147,624.09
  5. Step 5: Solve for x
    x = 580,147,624.09/26,758.68
  6. Step 6: Final answer
    x = 21,680.73

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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.