Home / 49,825.04-68,761.28-28,605.67

Finding the Fourth Proportional to 49,825.04, 68,761.28 and 28,605.67

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Solution

The fourth proportional to 49,825.04, 68,761.28 and 28,605.67 is: 39,477.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,825.04 : 68,761.28 = 28,605.67 : x
  2. Step 2: Convert to fraction form
    49,825.04/68,761.28 = 28,605.67/x
  3. Step 3: Cross multiply
    49,825.04x = 68,761.28 × 28,605.67
  4. Step 4: Simplify right side
    49,825.04x = 1,966,962,169.53
  5. Step 5: Solve for x
    x = 1,966,962,169.53/49,825.04
  6. Step 6: Final answer
    x = 39,477.39

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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.