Home / 21,506.64-32,216.82-10,976.23

Finding the Fourth Proportional to 21,506.64, 32,216.82 and 10,976.23

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Solution

The fourth proportional to 21,506.64, 32,216.82 and 10,976.23 is: 16,442.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,506.64 : 32,216.82 = 10,976.23 : x
  2. Step 2: Convert to fraction form
    21,506.64/32,216.82 = 10,976.23/x
  3. Step 3: Cross multiply
    21,506.64x = 32,216.82 × 10,976.23
  4. Step 4: Simplify right side
    21,506.64x = 353,619,226.19
  5. Step 5: Solve for x
    x = 353,619,226.19/21,506.64
  6. Step 6: Final answer
    x = 16,442.33

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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.