Home / 25,881.81-35,716.69-16,327.87

Finding the Fourth Proportional to 25,881.81, 35,716.69 and 16,327.87

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Solution

The fourth proportional to 25,881.81, 35,716.69 and 16,327.87 is: 22,532.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,881.81 : 35,716.69 = 16,327.87 : x
  2. Step 2: Convert to fraction form
    25,881.81/35,716.69 = 16,327.87/x
  3. Step 3: Cross multiply
    25,881.81x = 35,716.69 × 16,327.87
  4. Step 4: Simplify right side
    25,881.81x = 583,177,456.80
  5. Step 5: Solve for x
    x = 583,177,456.80/25,881.81
  6. Step 6: Final answer
    x = 22,532.33

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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.