Home / 26,109.60-39,169.36-8,584.48

Finding the Fourth Proportional to 26,109.60, 39,169.36 and 8,584.48

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Solution

The fourth proportional to 26,109.60, 39,169.36 and 8,584.48 is: 12,878.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,109.60 : 39,169.36 = 8,584.48 : x
  2. Step 2: Convert to fraction form
    26,109.60/39,169.36 = 8,584.48/x
  3. Step 3: Cross multiply
    26,109.60x = 39,169.36 × 8,584.48
  4. Step 4: Simplify right side
    26,109.60x = 336,248,587.53
  5. Step 5: Solve for x
    x = 336,248,587.53/26,109.60
  6. Step 6: Final answer
    x = 12,878.35

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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.