Home / 26,398.48-39,600.96-8,630.92

Finding the Fourth Proportional to 26,398.48, 39,600.96 and 8,630.92

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Solution

The fourth proportional to 26,398.48, 39,600.96 and 8,630.92 is: 12,947.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,398.48 : 39,600.96 = 8,630.92 : x
  2. Step 2: Convert to fraction form
    26,398.48/39,600.96 = 8,630.92/x
  3. Step 3: Cross multiply
    26,398.48x = 39,600.96 × 8,630.92
  4. Step 4: Simplify right side
    26,398.48x = 341,792,717.68
  5. Step 5: Solve for x
    x = 341,792,717.68/26,398.48
  6. Step 6: Final answer
    x = 12,947.44

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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.