Home / 33,579.32-50,378.72-13,854.20

Finding the Fourth Proportional to 33,579.32, 50,378.72 and 13,854.20

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Solution

The fourth proportional to 33,579.32, 50,378.72 and 13,854.20 is: 20,785.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,579.32 : 50,378.72 = 13,854.20 : x
  2. Step 2: Convert to fraction form
    33,579.32/50,378.72 = 13,854.20/x
  3. Step 3: Cross multiply
    33,579.32x = 50,378.72 × 13,854.20
  4. Step 4: Simplify right side
    33,579.32x = 697,956,862.62
  5. Step 5: Solve for x
    x = 697,956,862.62/33,579.32
  6. Step 6: Final answer
    x = 20,785.32

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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.