Home / 26,877.66-40,325.01-12,087.87

Finding the Fourth Proportional to 26,877.66, 40,325.01 and 12,087.87

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Solution

The fourth proportional to 26,877.66, 40,325.01 and 12,087.87 is: 18,135.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,877.66 : 40,325.01 = 12,087.87 : x
  2. Step 2: Convert to fraction form
    26,877.66/40,325.01 = 12,087.87/x
  3. Step 3: Cross multiply
    26,877.66x = 40,325.01 × 12,087.87
  4. Step 4: Simplify right side
    26,877.66x = 487,443,282.08
  5. Step 5: Solve for x
    x = 487,443,282.08/26,877.66
  6. Step 6: Final answer
    x = 18,135.63

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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.