Home / 22,258.31-33,364.40-13,919.18

Finding the Fourth Proportional to 22,258.31, 33,364.40 and 13,919.18

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Solution

The fourth proportional to 22,258.31, 33,364.40 and 13,919.18 is: 20,864.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,258.31 : 33,364.40 = 13,919.18 : x
  2. Step 2: Convert to fraction form
    22,258.31/33,364.40 = 13,919.18/x
  3. Step 3: Cross multiply
    22,258.31x = 33,364.40 × 13,919.18
  4. Step 4: Simplify right side
    22,258.31x = 464,404,852.77
  5. Step 5: Solve for x
    x = 464,404,852.77/22,258.31
  6. Step 6: Final answer
    x = 20,864.34

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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.