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Finding the Fourth Proportional to 26,775.74, 40,119.79 and 16,213.77

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Solution

The fourth proportional to 26,775.74, 40,119.79 and 16,213.77 is: 24,294.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,775.74 : 40,119.79 = 16,213.77 : x
  2. Step 2: Convert to fraction form
    26,775.74/40,119.79 = 16,213.77/x
  3. Step 3: Cross multiply
    26,775.74x = 40,119.79 × 16,213.77
  4. Step 4: Simplify right side
    26,775.74x = 650,493,047.51
  5. Step 5: Solve for x
    x = 650,493,047.51/26,775.74
  6. Step 6: Final answer
    x = 24,294.12

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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.