Home / 49,827.09-68,752.93-28,605.90

Finding the Fourth Proportional to 49,827.09, 68,752.93 and 28,605.90

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Solution

The fourth proportional to 49,827.09, 68,752.93 and 28,605.90 is: 39,471.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,827.09 : 68,752.93 = 28,605.90 : x
  2. Step 2: Convert to fraction form
    49,827.09/68,752.93 = 28,605.90/x
  3. Step 3: Cross multiply
    49,827.09x = 68,752.93 × 28,605.90
  4. Step 4: Simplify right side
    49,827.09x = 1,966,739,440.29
  5. Step 5: Solve for x
    x = 1,966,739,440.29/49,827.09
  6. Step 6: Final answer
    x = 39,471.29

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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.