Home / 19,238.19-26,547.78-11,170.59

Finding the Fourth Proportional to 19,238.19, 26,547.78 and 11,170.59

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Solution

The fourth proportional to 19,238.19, 26,547.78 and 11,170.59 is: 15,414.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,238.19 : 26,547.78 = 11,170.59 : x
  2. Step 2: Convert to fraction form
    19,238.19/26,547.78 = 11,170.59/x
  3. Step 3: Cross multiply
    19,238.19x = 26,547.78 × 11,170.59
  4. Step 4: Simplify right side
    19,238.19x = 296,554,365.79
  5. Step 5: Solve for x
    x = 296,554,365.79/19,238.19
  6. Step 6: Final answer
    x = 15,414.88

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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.