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Finding the Fourth Proportional to 45,451, 62,722.38 and 26,591.77

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Solution

The fourth proportional to 45,451, 62,722.38 and 26,591.77 is: 36,696.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,451 : 62,722.38 = 26,591.77 : x
  2. Step 2: Convert to fraction form
    45,451/62,722.38 = 26,591.77/x
  3. Step 3: Cross multiply
    45,451x = 62,722.38 × 26,591.77
  4. Step 4: Simplify right side
    45,451x = 1,667,899,102.81
  5. Step 5: Solve for x
    x = 1,667,899,102.81/45,451
  6. Step 6: Final answer
    x = 36,696.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.