Home / 19,363.33-26,719.20-10,864.34

Finding the Fourth Proportional to 19,363.33, 26,719.20 and 10,864.34

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Solution

The fourth proportional to 19,363.33, 26,719.20 and 10,864.34 is: 14,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.33 : 26,719.20 = 10,864.34 : x
  2. Step 2: Convert to fraction form
    19,363.33/26,719.20 = 10,864.34/x
  3. Step 3: Cross multiply
    19,363.33x = 26,719.20 × 10,864.34
  4. Step 4: Simplify right side
    19,363.33x = 290,286,439.93
  5. Step 5: Solve for x
    x = 290,286,439.93/19,363.33
  6. Step 6: Final answer
    x = 14,991.55

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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.