Home / 17,063.80-25,599.30-5,378.20

Finding the Fourth Proportional to 17,063.80, 25,599.30 and 5,378.20

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Solution

The fourth proportional to 17,063.80, 25,599.30 and 5,378.20 is: 8,068.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,063.80 : 25,599.30 = 5,378.20 : x
  2. Step 2: Convert to fraction form
    17,063.80/25,599.30 = 5,378.20/x
  3. Step 3: Cross multiply
    17,063.80x = 25,599.30 × 5,378.20
  4. Step 4: Simplify right side
    17,063.80x = 137,678,155.26
  5. Step 5: Solve for x
    x = 137,678,155.26/17,063.80
  6. Step 6: Final answer
    x = 8,068.43

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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.