Home / 26,101.85-39,151.55-6,379.36

Finding the Fourth Proportional to 26,101.85, 39,151.55 and 6,379.36

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Solution

The fourth proportional to 26,101.85, 39,151.55 and 6,379.36 is: 9,568.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,101.85 : 39,151.55 = 6,379.36 : x
  2. Step 2: Convert to fraction form
    26,101.85/39,151.55 = 6,379.36/x
  3. Step 3: Cross multiply
    26,101.85x = 39,151.55 × 6,379.36
  4. Step 4: Simplify right side
    26,101.85x = 249,761,750.08
  5. Step 5: Solve for x
    x = 249,761,750.08/26,101.85
  6. Step 6: Final answer
    x = 9,568.74

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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.