Home / 25,250.52-34,845.75-15,179.07

Finding the Fourth Proportional to 25,250.52, 34,845.75 and 15,179.07

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Solution

The fourth proportional to 25,250.52, 34,845.75 and 15,179.07 is: 20,947.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,250.52 : 34,845.75 = 15,179.07 : x
  2. Step 2: Convert to fraction form
    25,250.52/34,845.75 = 15,179.07/x
  3. Step 3: Cross multiply
    25,250.52x = 34,845.75 × 15,179.07
  4. Step 4: Simplify right side
    25,250.52x = 528,926,078.45
  5. Step 5: Solve for x
    x = 528,926,078.45/25,250.52
  6. Step 6: Final answer
    x = 20,947.14

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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.