Home / 49,310.84-68,045.28-28,085.96

Finding the Fourth Proportional to 49,310.84, 68,045.28 and 28,085.96

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Solution

The fourth proportional to 49,310.84, 68,045.28 and 28,085.96 is: 38,756.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,310.84 : 68,045.28 = 28,085.96 : x
  2. Step 2: Convert to fraction form
    49,310.84/68,045.28 = 28,085.96/x
  3. Step 3: Cross multiply
    49,310.84x = 68,045.28 × 28,085.96
  4. Step 4: Simplify right side
    49,310.84x = 1,911,117,012.27
  5. Step 5: Solve for x
    x = 1,911,117,012.27/49,310.84
  6. Step 6: Final answer
    x = 38,756.53

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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.