Home / 15,624.78-23,440.14-5,764.83

Finding the Fourth Proportional to 15,624.78, 23,440.14 and 5,764.83

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Solution

The fourth proportional to 15,624.78, 23,440.14 and 5,764.83 is: 8,648.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624.78 : 23,440.14 = 5,764.83 : x
  2. Step 2: Convert to fraction form
    15,624.78/23,440.14 = 5,764.83/x
  3. Step 3: Cross multiply
    15,624.78x = 23,440.14 × 5,764.83
  4. Step 4: Simplify right side
    15,624.78x = 135,128,422.28
  5. Step 5: Solve for x
    x = 135,128,422.28/15,624.78
  6. Step 6: Final answer
    x = 8,648.34

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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.