Home / 26,148.03-39,221.70-6,426.77

Finding the Fourth Proportional to 26,148.03, 39,221.70 and 6,426.77

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Solution

The fourth proportional to 26,148.03, 39,221.70 and 6,426.77 is: 9,640.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,148.03 : 39,221.70 = 6,426.77 : x
  2. Step 2: Convert to fraction form
    26,148.03/39,221.70 = 6,426.77/x
  3. Step 3: Cross multiply
    26,148.03x = 39,221.70 × 6,426.77
  4. Step 4: Simplify right side
    26,148.03x = 252,068,648.80
  5. Step 5: Solve for x
    x = 252,068,648.80/26,148.03
  6. Step 6: Final answer
    x = 9,640.06

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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.