Home / 18,856.84-26,020.56-11,301.16

Finding the Fourth Proportional to 18,856.84, 26,020.56 and 11,301.16

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Solution

The fourth proportional to 18,856.84, 26,020.56 and 11,301.16 is: 15,594.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,856.84 : 26,020.56 = 11,301.16 : x
  2. Step 2: Convert to fraction form
    18,856.84/26,020.56 = 11,301.16/x
  3. Step 3: Cross multiply
    18,856.84x = 26,020.56 × 11,301.16
  4. Step 4: Simplify right side
    18,856.84x = 294,062,511.85
  5. Step 5: Solve for x
    x = 294,062,511.85/18,856.84
  6. Step 6: Final answer
    x = 15,594.47

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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.