Home / 28,195.48-42,294.24-9,476.14

Finding the Fourth Proportional to 28,195.48, 42,294.24 and 9,476.14

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Solution

The fourth proportional to 28,195.48, 42,294.24 and 9,476.14 is: 14,214.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,195.48 : 42,294.24 = 9,476.14 : x
  2. Step 2: Convert to fraction form
    28,195.48/42,294.24 = 9,476.14/x
  3. Step 3: Cross multiply
    28,195.48x = 42,294.24 × 9,476.14
  4. Step 4: Simplify right side
    28,195.48x = 400,786,033.70
  5. Step 5: Solve for x
    x = 400,786,033.70/28,195.48
  6. Step 6: Final answer
    x = 14,214.55

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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.