Home / 16,219.82-22,396.02-12,693.08

Finding the Fourth Proportional to 16,219.82, 22,396.02 and 12,693.08

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Solution

The fourth proportional to 16,219.82, 22,396.02 and 12,693.08 is: 17,526.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,219.82 : 22,396.02 = 12,693.08 : x
  2. Step 2: Convert to fraction form
    16,219.82/22,396.02 = 12,693.08/x
  3. Step 3: Cross multiply
    16,219.82x = 22,396.02 × 12,693.08
  4. Step 4: Simplify right side
    16,219.82x = 284,274,473.54
  5. Step 5: Solve for x
    x = 284,274,473.54/16,219.82
  6. Step 6: Final answer
    x = 17,526.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.