Home / 33,807.36-46,658.07-20,385.48

Finding the Fourth Proportional to 33,807.36, 46,658.07 and 20,385.48

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Solution

The fourth proportional to 33,807.36, 46,658.07 and 20,385.48 is: 28,134.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,807.36 : 46,658.07 = 20,385.48 : x
  2. Step 2: Convert to fraction form
    33,807.36/46,658.07 = 20,385.48/x
  3. Step 3: Cross multiply
    33,807.36x = 46,658.07 × 20,385.48
  4. Step 4: Simplify right side
    33,807.36x = 951,147,152.82
  5. Step 5: Solve for x
    x = 951,147,152.82/33,807.36
  6. Step 6: Final answer
    x = 28,134.32

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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.