Home / 33,587.24-46,345.50-20,155.64

Finding the Fourth Proportional to 33,587.24, 46,345.50 and 20,155.64

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Solution

The fourth proportional to 33,587.24, 46,345.50 and 20,155.64 is: 27,811.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,587.24 : 46,345.50 = 20,155.64 : x
  2. Step 2: Convert to fraction form
    33,587.24/46,345.50 = 20,155.64/x
  3. Step 3: Cross multiply
    33,587.24x = 46,345.50 × 20,155.64
  4. Step 4: Simplify right side
    33,587.24x = 934,123,213.62
  5. Step 5: Solve for x
    x = 934,123,213.62/33,587.24
  6. Step 6: Final answer
    x = 27,811.85

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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.