Home / 15,608.03-23,412.20-5,219.78

Finding the Fourth Proportional to 15,608.03, 23,412.20 and 5,219.78

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Solution

The fourth proportional to 15,608.03, 23,412.20 and 5,219.78 is: 7,829.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,608.03 : 23,412.20 = 5,219.78 : x
  2. Step 2: Convert to fraction form
    15,608.03/23,412.20 = 5,219.78/x
  3. Step 3: Cross multiply
    15,608.03x = 23,412.20 × 5,219.78
  4. Step 4: Simplify right side
    15,608.03x = 122,206,390.16
  5. Step 5: Solve for x
    x = 122,206,390.16/15,608.03
  6. Step 6: Final answer
    x = 7,829.72

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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.