Home / 16,733.16-23,091.75-9,179.55

Finding the Fourth Proportional to 16,733.16, 23,091.75 and 9,179.55

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Solution

The fourth proportional to 16,733.16, 23,091.75 and 9,179.55 is: 12,667.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,733.16 : 23,091.75 = 9,179.55 : x
  2. Step 2: Convert to fraction form
    16,733.16/23,091.75 = 9,179.55/x
  3. Step 3: Cross multiply
    16,733.16x = 23,091.75 × 9,179.55
  4. Step 4: Simplify right side
    16,733.16x = 211,971,873.71
  5. Step 5: Solve for x
    x = 211,971,873.71/16,733.16
  6. Step 6: Final answer
    x = 12,667.77

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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.