Home / 15,148.38-22,725.09-4,759.50

Finding the Fourth Proportional to 15,148.38, 22,725.09 and 4,759.50

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Solution

The fourth proportional to 15,148.38, 22,725.09 and 4,759.50 is: 7,140.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148.38 : 22,725.09 = 4,759.50 : x
  2. Step 2: Convert to fraction form
    15,148.38/22,725.09 = 4,759.50/x
  3. Step 3: Cross multiply
    15,148.38x = 22,725.09 × 4,759.50
  4. Step 4: Simplify right side
    15,148.38x = 108,160,065.86
  5. Step 5: Solve for x
    x = 108,160,065.86/15,148.38
  6. Step 6: Final answer
    x = 7,140.04

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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.