Home / 26,275.35-39,397.14-10,482.78

Finding the Fourth Proportional to 26,275.35, 39,397.14 and 10,482.78

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Solution

The fourth proportional to 26,275.35, 39,397.14 and 10,482.78 is: 15,717.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,275.35 : 39,397.14 = 10,482.78 : x
  2. Step 2: Convert to fraction form
    26,275.35/39,397.14 = 10,482.78/x
  3. Step 3: Cross multiply
    26,275.35x = 39,397.14 × 10,482.78
  4. Step 4: Simplify right side
    26,275.35x = 412,991,551.25
  5. Step 5: Solve for x
    x = 412,991,551.25/26,275.35
  6. Step 6: Final answer
    x = 15,717.83

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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.