Home / 21,463.88-32,197.26-12,210.44

Finding the Fourth Proportional to 21,463.88, 32,197.26 and 12,210.44

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Solution

The fourth proportional to 21,463.88, 32,197.26 and 12,210.44 is: 18,316.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,463.88 : 32,197.26 = 12,210.44 : x
  2. Step 2: Convert to fraction form
    21,463.88/32,197.26 = 12,210.44/x
  3. Step 3: Cross multiply
    21,463.88x = 32,197.26 × 12,210.44
  4. Step 4: Simplify right side
    21,463.88x = 393,142,711.39
  5. Step 5: Solve for x
    x = 393,142,711.39/21,463.88
  6. Step 6: Final answer
    x = 18,316.48

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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.