Home / 33,201.96-49,807.80-12,143.04

Finding the Fourth Proportional to 33,201.96, 49,807.80 and 12,143.04

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Solution

The fourth proportional to 33,201.96, 49,807.80 and 12,143.04 is: 18,216.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,201.96 : 49,807.80 = 12,143.04 : x
  2. Step 2: Convert to fraction form
    33,201.96/49,807.80 = 12,143.04/x
  3. Step 3: Cross multiply
    33,201.96x = 49,807.80 × 12,143.04
  4. Step 4: Simplify right side
    33,201.96x = 604,818,107.71
  5. Step 5: Solve for x
    x = 604,818,107.71/33,201.96
  6. Step 6: Final answer
    x = 18,216.34

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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.