Home / 26,613.59-39,919.50-10,813.93

Finding the Fourth Proportional to 26,613.59, 39,919.50 and 10,813.93

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Solution

The fourth proportional to 26,613.59, 39,919.50 and 10,813.93 is: 16,220.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,613.59 : 39,919.50 = 10,813.93 : x
  2. Step 2: Convert to fraction form
    26,613.59/39,919.50 = 10,813.93/x
  3. Step 3: Cross multiply
    26,613.59x = 39,919.50 × 10,813.93
  4. Step 4: Simplify right side
    26,613.59x = 431,686,578.84
  5. Step 5: Solve for x
    x = 431,686,578.84/26,613.59
  6. Step 6: Final answer
    x = 16,220.53

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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.