Home / 21,436.62-32,157.16-5,854.26

Finding the Fourth Proportional to 21,436.62, 32,157.16 and 5,854.26

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Solution

The fourth proportional to 21,436.62, 32,157.16 and 5,854.26 is: 8,782.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,436.62 : 32,157.16 = 5,854.26 : x
  2. Step 2: Convert to fraction form
    21,436.62/32,157.16 = 5,854.26/x
  3. Step 3: Cross multiply
    21,436.62x = 32,157.16 × 5,854.26
  4. Step 4: Simplify right side
    21,436.62x = 188,256,375.50
  5. Step 5: Solve for x
    x = 188,256,375.50/21,436.62
  6. Step 6: Final answer
    x = 8,782.00

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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.