Home / 26,924.82-40,387.25-12,881.55

Finding the Fourth Proportional to 26,924.82, 40,387.25 and 12,881.55

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Solution

The fourth proportional to 26,924.82, 40,387.25 and 12,881.55 is: 19,322.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,924.82 : 40,387.25 = 12,881.55 : x
  2. Step 2: Convert to fraction form
    26,924.82/40,387.25 = 12,881.55/x
  3. Step 3: Cross multiply
    26,924.82x = 40,387.25 × 12,881.55
  4. Step 4: Simplify right side
    26,924.82x = 520,250,113.89
  5. Step 5: Solve for x
    x = 520,250,113.89/26,924.82
  6. Step 6: Final answer
    x = 19,322.33

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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.