Home / 15,273.72-22,912.25-7,385.33

Finding the Fourth Proportional to 15,273.72, 22,912.25 and 7,385.33

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Solution

The fourth proportional to 15,273.72, 22,912.25 and 7,385.33 is: 11,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,273.72 : 22,912.25 = 7,385.33 : x
  2. Step 2: Convert to fraction form
    15,273.72/22,912.25 = 7,385.33/x
  3. Step 3: Cross multiply
    15,273.72x = 22,912.25 × 7,385.33
  4. Step 4: Simplify right side
    15,273.72x = 169,214,547.65
  5. Step 5: Solve for x
    x = 169,214,547.65/15,273.72
  6. Step 6: Final answer
    x = 11,078.80

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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.