Home / 16,078.60-22,184.04-9,786.52

Finding the Fourth Proportional to 16,078.60, 22,184.04 and 9,786.52

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Solution

The fourth proportional to 16,078.60, 22,184.04 and 9,786.52 is: 13,502.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,078.60 : 22,184.04 = 9,786.52 : x
  2. Step 2: Convert to fraction form
    16,078.60/22,184.04 = 9,786.52/x
  3. Step 3: Cross multiply
    16,078.60x = 22,184.04 × 9,786.52
  4. Step 4: Simplify right side
    16,078.60x = 217,104,551.14
  5. Step 5: Solve for x
    x = 217,104,551.14/16,078.60
  6. Step 6: Final answer
    x = 13,502.70

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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.