Home / 15,325.05-22,996.46-6,439.68

Finding the Fourth Proportional to 15,325.05, 22,996.46 and 6,439.68

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Solution

The fourth proportional to 15,325.05, 22,996.46 and 6,439.68 is: 9,663.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,325.05 : 22,996.46 = 6,439.68 : x
  2. Step 2: Convert to fraction form
    15,325.05/22,996.46 = 6,439.68/x
  3. Step 3: Cross multiply
    15,325.05x = 22,996.46 × 6,439.68
  4. Step 4: Simplify right side
    15,325.05x = 148,089,758.73
  5. Step 5: Solve for x
    x = 148,089,758.73/15,325.05
  6. Step 6: Final answer
    x = 9,663.25

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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.