Home / 15,507.72-23,273.46-7,723.08

Finding the Fourth Proportional to 15,507.72, 23,273.46 and 7,723.08

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Solution

The fourth proportional to 15,507.72, 23,273.46 and 7,723.08 is: 11,590.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,507.72 : 23,273.46 = 7,723.08 : x
  2. Step 2: Convert to fraction form
    15,507.72/23,273.46 = 7,723.08/x
  3. Step 3: Cross multiply
    15,507.72x = 23,273.46 × 7,723.08
  4. Step 4: Simplify right side
    15,507.72x = 179,742,793.46
  5. Step 5: Solve for x
    x = 179,742,793.46/15,507.72
  6. Step 6: Final answer
    x = 11,590.54

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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.