Home / 22,686.81-34,037.13-11,601.28

Finding the Fourth Proportional to 22,686.81, 34,037.13 and 11,601.28

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Solution

The fourth proportional to 22,686.81, 34,037.13 and 11,601.28 is: 17,405.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,686.81 : 34,037.13 = 11,601.28 : x
  2. Step 2: Convert to fraction form
    22,686.81/34,037.13 = 11,601.28/x
  3. Step 3: Cross multiply
    22,686.81x = 34,037.13 × 11,601.28
  4. Step 4: Simplify right side
    22,686.81x = 394,874,217.52
  5. Step 5: Solve for x
    x = 394,874,217.52/22,686.81
  6. Step 6: Final answer
    x = 17,405.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.