Home / 15,208.32-22,812.48-5,722.42

Finding the Fourth Proportional to 15,208.32, 22,812.48 and 5,722.42

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Solution

The fourth proportional to 15,208.32, 22,812.48 and 5,722.42 is: 8,583.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,208.32 : 22,812.48 = 5,722.42 : x
  2. Step 2: Convert to fraction form
    15,208.32/22,812.48 = 5,722.42/x
  3. Step 3: Cross multiply
    15,208.32x = 22,812.48 × 5,722.42
  4. Step 4: Simplify right side
    15,208.32x = 130,542,651.26
  5. Step 5: Solve for x
    x = 130,542,651.26/15,208.32
  6. Step 6: Final answer
    x = 8,583.63

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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.