Home / 15,100.28-22,650.44-5,239.56

Finding the Fourth Proportional to 15,100.28, 22,650.44 and 5,239.56

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Solution

The fourth proportional to 15,100.28, 22,650.44 and 5,239.56 is: 7,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,100.28 : 22,650.44 = 5,239.56 : x
  2. Step 2: Convert to fraction form
    15,100.28/22,650.44 = 5,239.56/x
  3. Step 3: Cross multiply
    15,100.28x = 22,650.44 × 5,239.56
  4. Step 4: Simplify right side
    15,100.28x = 118,678,339.41
  5. Step 5: Solve for x
    x = 118,678,339.41/15,100.28
  6. Step 6: Final answer
    x = 7,859.35

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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.