Home / 33,156.18-49,734.80-18,458.52

Finding the Fourth Proportional to 33,156.18, 49,734.80 and 18,458.52

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Solution

The fourth proportional to 33,156.18, 49,734.80 and 18,458.52 is: 27,688.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,156.18 : 49,734.80 = 18,458.52 : x
  2. Step 2: Convert to fraction form
    33,156.18/49,734.80 = 18,458.52/x
  3. Step 3: Cross multiply
    33,156.18x = 49,734.80 × 18,458.52
  4. Step 4: Simplify right side
    33,156.18x = 918,030,708.20
  5. Step 5: Solve for x
    x = 918,030,708.20/33,156.18
  6. Step 6: Final answer
    x = 27,688.07

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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.