Home / 23,206.40-34,815.36-10,880

Finding the Fourth Proportional to 23,206.40, 34,815.36 and 10,880

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Solution

The fourth proportional to 23,206.40, 34,815.36 and 10,880 is: 16,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,206.40 : 34,815.36 = 10,880 : x
  2. Step 2: Convert to fraction form
    23,206.40/34,815.36 = 10,880/x
  3. Step 3: Cross multiply
    23,206.40x = 34,815.36 × 10,880
  4. Step 4: Simplify right side
    23,206.40x = 378,791,116.80
  5. Step 5: Solve for x
    x = 378,791,116.80/23,206.40
  6. Step 6: Final answer
    x = 16,322.70

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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.