Home / 22,565.36-33,869.91-10,886.78

Finding the Fourth Proportional to 22,565.36, 33,869.91 and 10,886.78

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Solution

The fourth proportional to 22,565.36, 33,869.91 and 10,886.78 is: 16,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,565.36 : 33,869.91 = 10,886.78 : x
  2. Step 2: Convert to fraction form
    22,565.36/33,869.91 = 10,886.78/x
  3. Step 3: Cross multiply
    22,565.36x = 33,869.91 × 10,886.78
  4. Step 4: Simplify right side
    22,565.36x = 368,734,258.79
  5. Step 5: Solve for x
    x = 368,734,258.79/22,565.36
  6. Step 6: Final answer
    x = 16,340.72

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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.