Home / 26,552.80-39,827.88-9,911.55

Finding the Fourth Proportional to 26,552.80, 39,827.88 and 9,911.55

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Solution

The fourth proportional to 26,552.80, 39,827.88 and 9,911.55 is: 14,866.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,552.80 : 39,827.88 = 9,911.55 : x
  2. Step 2: Convert to fraction form
    26,552.80/39,827.88 = 9,911.55/x
  3. Step 3: Cross multiply
    26,552.80x = 39,827.88 × 9,911.55
  4. Step 4: Simplify right side
    26,552.80x = 394,756,024.01
  5. Step 5: Solve for x
    x = 394,756,024.01/26,552.80
  6. Step 6: Final answer
    x = 14,866.83

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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.