Home / 49,871.87-68,827.29-28,368.35

Finding the Fourth Proportional to 49,871.87, 68,827.29 and 28,368.35

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Solution

The fourth proportional to 49,871.87, 68,827.29 and 28,368.35 is: 39,150.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,871.87 : 68,827.29 = 28,368.35 : x
  2. Step 2: Convert to fraction form
    49,871.87/68,827.29 = 28,368.35/x
  3. Step 3: Cross multiply
    49,871.87x = 68,827.29 × 28,368.35
  4. Step 4: Simplify right side
    49,871.87x = 1,952,516,652.27
  5. Step 5: Solve for x
    x = 1,952,516,652.27/49,871.87
  6. Step 6: Final answer
    x = 39,150.66

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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.