Home / 19,050.97-26,290.71-11,402.12

Finding the Fourth Proportional to 19,050.97, 26,290.71 and 11,402.12

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Solution

The fourth proportional to 19,050.97, 26,290.71 and 11,402.12 is: 15,735.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,050.97 : 26,290.71 = 11,402.12 : x
  2. Step 2: Convert to fraction form
    19,050.97/26,290.71 = 11,402.12/x
  3. Step 3: Cross multiply
    19,050.97x = 26,290.71 × 11,402.12
  4. Step 4: Simplify right side
    19,050.97x = 299,769,641.84
  5. Step 5: Solve for x
    x = 299,769,641.84/19,050.97
  6. Step 6: Final answer
    x = 15,735.14

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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.