Home / 14,905.50-22,324.23-7,119.78

Finding the Fourth Proportional to 14,905.50, 22,324.23 and 7,119.78

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Solution

The fourth proportional to 14,905.50, 22,324.23 and 7,119.78 is: 10,663.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.50 : 22,324.23 = 7,119.78 : x
  2. Step 2: Convert to fraction form
    14,905.50/22,324.23 = 7,119.78/x
  3. Step 3: Cross multiply
    14,905.50x = 22,324.23 × 7,119.78
  4. Step 4: Simplify right side
    14,905.50x = 158,943,606.27
  5. Step 5: Solve for x
    x = 158,943,606.27/14,905.50
  6. Step 6: Final answer
    x = 10,663.42

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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.