Home / 26,106.12-39,157.80-16,112.76

Finding the Fourth Proportional to 26,106.12, 39,157.80 and 16,112.76

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Solution

The fourth proportional to 26,106.12, 39,157.80 and 16,112.76 is: 24,168.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,106.12 : 39,157.80 = 16,112.76 : x
  2. Step 2: Convert to fraction form
    26,106.12/39,157.80 = 16,112.76/x
  3. Step 3: Cross multiply
    26,106.12x = 39,157.80 × 16,112.76
  4. Step 4: Simplify right side
    26,106.12x = 630,940,233.53
  5. Step 5: Solve for x
    x = 630,940,233.53/26,106.12
  6. Step 6: Final answer
    x = 24,168.29

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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.