Home / 15,172.48-22,757.50-5,176.37

Finding the Fourth Proportional to 15,172.48, 22,757.50 and 5,176.37

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Solution

The fourth proportional to 15,172.48, 22,757.50 and 5,176.37 is: 7,764.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,172.48 : 22,757.50 = 5,176.37 : x
  2. Step 2: Convert to fraction form
    15,172.48/22,757.50 = 5,176.37/x
  3. Step 3: Cross multiply
    15,172.48x = 22,757.50 × 5,176.37
  4. Step 4: Simplify right side
    15,172.48x = 117,801,303.64
  5. Step 5: Solve for x
    x = 117,801,303.64/15,172.48
  6. Step 6: Final answer
    x = 7,764.14

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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.