Home / 28,508.04-42,759.90-10,027.08

Finding the Fourth Proportional to 28,508.04, 42,759.90 and 10,027.08

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Solution

The fourth proportional to 28,508.04, 42,759.90 and 10,027.08 is: 15,039.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,508.04 : 42,759.90 = 10,027.08 : x
  2. Step 2: Convert to fraction form
    28,508.04/42,759.90 = 10,027.08/x
  3. Step 3: Cross multiply
    28,508.04x = 42,759.90 × 10,027.08
  4. Step 4: Simplify right side
    28,508.04x = 428,756,938.09
  5. Step 5: Solve for x
    x = 428,756,938.09/28,508.04
  6. Step 6: Final answer
    x = 15,039.86

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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.