Home / 49,795.10-68,716.80-28,574.52

Finding the Fourth Proportional to 49,795.10, 68,716.80 and 28,574.52

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Solution

The fourth proportional to 49,795.10, 68,716.80 and 28,574.52 is: 39,432.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,795.10 : 68,716.80 = 28,574.52 : x
  2. Step 2: Convert to fraction form
    49,795.10/68,716.80 = 28,574.52/x
  3. Step 3: Cross multiply
    49,795.10x = 68,716.80 × 28,574.52
  4. Step 4: Simplify right side
    49,795.10x = 1,963,549,575.94
  5. Step 5: Solve for x
    x = 1,963,549,575.94/49,795.10
  6. Step 6: Final answer
    x = 39,432.59

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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.