Home / 49,925.16-68,891.04-28,711.26

Finding the Fourth Proportional to 49,925.16, 68,891.04 and 28,711.26

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Solution

The fourth proportional to 49,925.16, 68,891.04 and 28,711.26 is: 39,618.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,925.16 : 68,891.04 = 28,711.26 : x
  2. Step 2: Convert to fraction form
    49,925.16/68,891.04 = 28,711.26/x
  3. Step 3: Cross multiply
    49,925.16x = 68,891.04 × 28,711.26
  4. Step 4: Simplify right side
    49,925.16x = 1,977,948,561.11
  5. Step 5: Solve for x
    x = 1,977,948,561.11/49,925.16
  6. Step 6: Final answer
    x = 39,618.27

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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.