Home / 26,162.74-39,247.49-9,520.21

Finding the Fourth Proportional to 26,162.74, 39,247.49 and 9,520.21

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Solution

The fourth proportional to 26,162.74, 39,247.49 and 9,520.21 is: 14,281.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,162.74 : 39,247.49 = 9,520.21 : x
  2. Step 2: Convert to fraction form
    26,162.74/39,247.49 = 9,520.21/x
  3. Step 3: Cross multiply
    26,162.74x = 39,247.49 × 9,520.21
  4. Step 4: Simplify right side
    26,162.74x = 373,644,346.77
  5. Step 5: Solve for x
    x = 373,644,346.77/26,162.74
  6. Step 6: Final answer
    x = 14,281.54

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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.