Home / 16,956.50-25,438.38-5,269.28

Finding the Fourth Proportional to 16,956.50, 25,438.38 and 5,269.28

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Solution

The fourth proportional to 16,956.50, 25,438.38 and 5,269.28 is: 7,905.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,956.50 : 25,438.38 = 5,269.28 : x
  2. Step 2: Convert to fraction form
    16,956.50/25,438.38 = 5,269.28/x
  3. Step 3: Cross multiply
    16,956.50x = 25,438.38 × 5,269.28
  4. Step 4: Simplify right side
    16,956.50x = 134,041,946.97
  5. Step 5: Solve for x
    x = 134,041,946.97/16,956.50
  6. Step 6: Final answer
    x = 7,905.05

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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.