Home / 21,425.41-32,150.43-16,732.25

Finding the Fourth Proportional to 21,425.41, 32,150.43 and 16,732.25

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Solution

The fourth proportional to 21,425.41, 32,150.43 and 16,732.25 is: 25,107.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,425.41 : 32,150.43 = 16,732.25 : x
  2. Step 2: Convert to fraction form
    21,425.41/32,150.43 = 16,732.25/x
  3. Step 3: Cross multiply
    21,425.41x = 32,150.43 × 16,732.25
  4. Step 4: Simplify right side
    21,425.41x = 537,948,945.12
  5. Step 5: Solve for x
    x = 537,948,945.12/21,425.41
  6. Step 6: Final answer
    x = 25,107.98

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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.