Home / 21,732.48-32,575.20-10,646.64

Finding the Fourth Proportional to 21,732.48, 32,575.20 and 10,646.64

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Solution

The fourth proportional to 21,732.48, 32,575.20 and 10,646.64 is: 15,958.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732.48 : 32,575.20 = 10,646.64 : x
  2. Step 2: Convert to fraction form
    21,732.48/32,575.20 = 10,646.64/x
  3. Step 3: Cross multiply
    21,732.48x = 32,575.20 × 10,646.64
  4. Step 4: Simplify right side
    21,732.48x = 346,816,427.33
  5. Step 5: Solve for x
    x = 346,816,427.33/21,732.48
  6. Step 6: Final answer
    x = 15,958.44

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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.