Home / 22,258.53-33,364.72-13,919.40

Finding the Fourth Proportional to 22,258.53, 33,364.72 and 13,919.40

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Solution

The fourth proportional to 22,258.53, 33,364.72 and 13,919.40 is: 20,864.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,258.53 : 33,364.72 = 13,919.40 : x
  2. Step 2: Convert to fraction form
    22,258.53/33,364.72 = 13,919.40/x
  3. Step 3: Cross multiply
    22,258.53x = 33,364.72 × 13,919.40
  4. Step 4: Simplify right side
    22,258.53x = 464,416,813.97
  5. Step 5: Solve for x
    x = 464,416,813.97/22,258.53
  6. Step 6: Final answer
    x = 20,864.67

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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.