Home / 48,907.11-67,492.09-28,764.84

Finding the Fourth Proportional to 48,907.11, 67,492.09 and 28,764.84

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Solution

The fourth proportional to 48,907.11, 67,492.09 and 28,764.84 is: 39,695.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,907.11 : 67,492.09 = 28,764.84 : x
  2. Step 2: Convert to fraction form
    48,907.11/67,492.09 = 28,764.84/x
  3. Step 3: Cross multiply
    48,907.11x = 67,492.09 × 28,764.84
  4. Step 4: Simplify right side
    48,907.11x = 1,941,399,098.20
  5. Step 5: Solve for x
    x = 1,941,399,098.20/48,907.11
  6. Step 6: Final answer
    x = 39,695.64

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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.