Home / 16,016.40-22,102.68-8,943.08

Finding the Fourth Proportional to 16,016.40, 22,102.68 and 8,943.08

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Solution

The fourth proportional to 16,016.40, 22,102.68 and 8,943.08 is: 12,341.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,016.40 : 22,102.68 = 8,943.08 : x
  2. Step 2: Convert to fraction form
    16,016.40/22,102.68 = 8,943.08/x
  3. Step 3: Cross multiply
    16,016.40x = 22,102.68 × 8,943.08
  4. Step 4: Simplify right side
    16,016.40x = 197,665,957.76
  5. Step 5: Solve for x
    x = 197,665,957.76/16,016.40
  6. Step 6: Final answer
    x = 12,341.47

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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.