Home / 16,116.14-22,239.85-8,946.04

Finding the Fourth Proportional to 16,116.14, 22,239.85 and 8,946.04

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Solution

The fourth proportional to 16,116.14, 22,239.85 and 8,946.04 is: 12,345.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,116.14 : 22,239.85 = 8,946.04 : x
  2. Step 2: Convert to fraction form
    16,116.14/22,239.85 = 8,946.04/x
  3. Step 3: Cross multiply
    16,116.14x = 22,239.85 × 8,946.04
  4. Step 4: Simplify right side
    16,116.14x = 198,958,587.69
  5. Step 5: Solve for x
    x = 198,958,587.69/16,116.14
  6. Step 6: Final answer
    x = 12,345.30

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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.