Home / 26,100.20-39,148.22-7,379.48

Finding the Fourth Proportional to 26,100.20, 39,148.22 and 7,379.48

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Solution

The fourth proportional to 26,100.20, 39,148.22 and 7,379.48 is: 11,068.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,100.20 : 39,148.22 = 7,379.48 : x
  2. Step 2: Convert to fraction form
    26,100.20/39,148.22 = 7,379.48/x
  3. Step 3: Cross multiply
    26,100.20x = 39,148.22 × 7,379.48
  4. Step 4: Simplify right side
    26,100.20x = 288,893,506.53
  5. Step 5: Solve for x
    x = 288,893,506.53/26,100.20
  6. Step 6: Final answer
    x = 11,068.63

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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.