Home / 26,339.15-39,508.76-10,756.78

Finding the Fourth Proportional to 26,339.15, 39,508.76 and 10,756.78

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Solution

The fourth proportional to 26,339.15, 39,508.76 and 10,756.78 is: 16,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,339.15 : 39,508.76 = 10,756.78 : x
  2. Step 2: Convert to fraction form
    26,339.15/39,508.76 = 10,756.78/x
  3. Step 3: Cross multiply
    26,339.15x = 39,508.76 × 10,756.78
  4. Step 4: Simplify right side
    26,339.15x = 424,987,039.39
  5. Step 5: Solve for x
    x = 424,987,039.39/26,339.15
  6. Step 6: Final answer
    x = 16,135.18

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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.