Home / 26,120.93-39,154.57-10,319.56

Finding the Fourth Proportional to 26,120.93, 39,154.57 and 10,319.56

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Solution

The fourth proportional to 26,120.93, 39,154.57 and 10,319.56 is: 15,468.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,120.93 : 39,154.57 = 10,319.56 : x
  2. Step 2: Convert to fraction form
    26,120.93/39,154.57 = 10,319.56/x
  3. Step 3: Cross multiply
    26,120.93x = 39,154.57 × 10,319.56
  4. Step 4: Simplify right side
    26,120.93x = 404,057,810.70
  5. Step 5: Solve for x
    x = 404,057,810.70/26,120.93
  6. Step 6: Final answer
    x = 15,468.74

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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.