Home / 15,199.40-22,807-11,500.54

Finding the Fourth Proportional to 15,199.40, 22,807 and 11,500.54

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Solution

The fourth proportional to 15,199.40, 22,807 and 11,500.54 is: 17,256.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,199.40 : 22,807 = 11,500.54 : x
  2. Step 2: Convert to fraction form
    15,199.40/22,807 = 11,500.54/x
  3. Step 3: Cross multiply
    15,199.40x = 22,807 × 11,500.54
  4. Step 4: Simplify right side
    15,199.40x = 262,292,815.78
  5. Step 5: Solve for x
    x = 262,292,815.78/15,199.40
  6. Step 6: Final answer
    x = 17,256.79

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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.