Home / 16,078.52-22,189.73-9,364.77

Finding the Fourth Proportional to 16,078.52, 22,189.73 and 9,364.77

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Solution

The fourth proportional to 16,078.52, 22,189.73 and 9,364.77 is: 12,924.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,078.52 : 22,189.73 = 9,364.77 : x
  2. Step 2: Convert to fraction form
    16,078.52/22,189.73 = 9,364.77/x
  3. Step 3: Cross multiply
    16,078.52x = 22,189.73 × 9,364.77
  4. Step 4: Simplify right side
    16,078.52x = 207,801,670.99
  5. Step 5: Solve for x
    x = 207,801,670.99/16,078.52
  6. Step 6: Final answer
    x = 12,924.18

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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.