Home / 26,549.38-39,814.58-8,776.74

Finding the Fourth Proportional to 26,549.38, 39,814.58 and 8,776.74

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Solution

The fourth proportional to 26,549.38, 39,814.58 and 8,776.74 is: 13,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,549.38 : 39,814.58 = 8,776.74 : x
  2. Step 2: Convert to fraction form
    26,549.38/39,814.58 = 8,776.74/x
  3. Step 3: Cross multiply
    26,549.38x = 39,814.58 × 8,776.74
  4. Step 4: Simplify right side
    26,549.38x = 349,442,216.87
  5. Step 5: Solve for x
    x = 349,442,216.87/26,549.38
  6. Step 6: Final answer
    x = 13,161.97

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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.