Home / 33,785.60-46,624.08-20,357.42

Finding the Fourth Proportional to 33,785.60, 46,624.08 and 20,357.42

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Solution

The fourth proportional to 33,785.60, 46,624.08 and 20,357.42 is: 28,093.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,785.60 : 46,624.08 = 20,357.42 : x
  2. Step 2: Convert to fraction form
    33,785.60/46,624.08 = 20,357.42/x
  3. Step 3: Cross multiply
    33,785.60x = 46,624.08 × 20,357.42
  4. Step 4: Simplify right side
    33,785.60x = 949,145,978.67
  5. Step 5: Solve for x
    x = 949,145,978.67/33,785.60
  6. Step 6: Final answer
    x = 28,093.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.