Home / 16,117.45-22,241.75-8,946.95

Finding the Fourth Proportional to 16,117.45, 22,241.75 and 8,946.95

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Solution

The fourth proportional to 16,117.45, 22,241.75 and 8,946.95 is: 12,346.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,117.45 : 22,241.75 = 8,946.95 : x
  2. Step 2: Convert to fraction form
    16,117.45/22,241.75 = 8,946.95/x
  3. Step 3: Cross multiply
    16,117.45x = 22,241.75 × 8,946.95
  4. Step 4: Simplify right side
    16,117.45x = 198,995,669.22
  5. Step 5: Solve for x
    x = 198,995,669.22/16,117.45
  6. Step 6: Final answer
    x = 12,346.60

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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.