Home / 18,027.28-24,877.42-10,069.84

Finding the Fourth Proportional to 18,027.28, 24,877.42 and 10,069.84

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Solution

The fourth proportional to 18,027.28, 24,877.42 and 10,069.84 is: 13,896.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027.28 : 24,877.42 = 10,069.84 : x
  2. Step 2: Convert to fraction form
    18,027.28/24,877.42 = 10,069.84/x
  3. Step 3: Cross multiply
    18,027.28x = 24,877.42 × 10,069.84
  4. Step 4: Simplify right side
    18,027.28x = 250,511,639.01
  5. Step 5: Solve for x
    x = 250,511,639.01/18,027.28
  6. Step 6: Final answer
    x = 13,896.25

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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.