Home / 21,436.62-32,175.60-10,351.08

Finding the Fourth Proportional to 21,436.62, 32,175.60 and 10,351.08

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Solution

The fourth proportional to 21,436.62, 32,175.60 and 10,351.08 is: 15,536.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,436.62 : 32,175.60 = 10,351.08 : x
  2. Step 2: Convert to fraction form
    21,436.62/32,175.60 = 10,351.08/x
  3. Step 3: Cross multiply
    21,436.62x = 32,175.60 × 10,351.08
  4. Step 4: Simplify right side
    21,436.62x = 333,052,209.65
  5. Step 5: Solve for x
    x = 333,052,209.65/21,436.62
  6. Step 6: Final answer
    x = 15,536.60

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1.5x scale

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.