Home / 35,795.87-49,392.35-20,689.92

Finding the Fourth Proportional to 35,795.87, 49,392.35 and 20,689.92

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Solution

The fourth proportional to 35,795.87, 49,392.35 and 20,689.92 is: 28,548.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,795.87 : 49,392.35 = 20,689.92 : x
  2. Step 2: Convert to fraction form
    35,795.87/49,392.35 = 20,689.92/x
  3. Step 3: Cross multiply
    35,795.87x = 49,392.35 × 20,689.92
  4. Step 4: Simplify right side
    35,795.87x = 1,021,923,883.58
  5. Step 5: Solve for x
    x = 1,021,923,883.58/35,795.87
  6. Step 6: Final answer
    x = 28,548.66

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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.