Home / 12,667.16-17,480.75-6,924.74

Finding the Fourth Proportional to 12,667.16, 17,480.75 and 6,924.74

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Solution

The fourth proportional to 12,667.16, 17,480.75 and 6,924.74 is: 9,556.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,667.16 : 17,480.75 = 6,924.74 : x
  2. Step 2: Convert to fraction form
    12,667.16/17,480.75 = 6,924.74/x
  3. Step 3: Cross multiply
    12,667.16x = 17,480.75 × 6,924.74
  4. Step 4: Simplify right side
    12,667.16x = 121,049,526.73
  5. Step 5: Solve for x
    x = 121,049,526.73/12,667.16
  6. Step 6: Final answer
    x = 9,556.17

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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.