Home / 21,559.80-32,344.56-6,568.26

Finding the Fourth Proportional to 21,559.80, 32,344.56 and 6,568.26

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Solution

The fourth proportional to 21,559.80, 32,344.56 and 6,568.26 is: 9,853.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,559.80 : 32,344.56 = 6,568.26 : x
  2. Step 2: Convert to fraction form
    21,559.80/32,344.56 = 6,568.26/x
  3. Step 3: Cross multiply
    21,559.80x = 32,344.56 × 6,568.26
  4. Step 4: Simplify right side
    21,559.80x = 212,447,358.37
  5. Step 5: Solve for x
    x = 212,447,358.37/21,559.80
  6. Step 6: Final answer
    x = 9,853.86

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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.