Home / 16,057.29-22,157.07-8,981.94

Finding the Fourth Proportional to 16,057.29, 22,157.07 and 8,981.94

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Solution

The fourth proportional to 16,057.29, 22,157.07 and 8,981.94 is: 12,393.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,057.29 : 22,157.07 = 8,981.94 : x
  2. Step 2: Convert to fraction form
    16,057.29/22,157.07 = 8,981.94/x
  3. Step 3: Cross multiply
    16,057.29x = 22,157.07 × 8,981.94
  4. Step 4: Simplify right side
    16,057.29x = 199,013,473.32
  5. Step 5: Solve for x
    x = 199,013,473.32/16,057.29
  6. Step 6: Final answer
    x = 12,393.96

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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.