Home / 16,187.16-22,336.92-9,898.32

Finding the Fourth Proportional to 16,187.16, 22,336.92 and 9,898.32

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Solution

The fourth proportional to 16,187.16, 22,336.92 and 9,898.32 is: 13,658.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,187.16 : 22,336.92 = 9,898.32 : x
  2. Step 2: Convert to fraction form
    16,187.16/22,336.92 = 9,898.32/x
  3. Step 3: Cross multiply
    16,187.16x = 22,336.92 × 9,898.32
  4. Step 4: Simplify right side
    16,187.16x = 221,097,981.97
  5. Step 5: Solve for x
    x = 221,097,981.97/16,187.16
  6. Step 6: Final answer
    x = 13,658.85

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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.