Home / 28,096.53-42,144.65-11,456.51

Finding the Fourth Proportional to 28,096.53, 42,144.65 and 11,456.51

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Solution

The fourth proportional to 28,096.53, 42,144.65 and 11,456.51 is: 17,184.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,096.53 : 42,144.65 = 11,456.51 : x
  2. Step 2: Convert to fraction form
    28,096.53/42,144.65 = 11,456.51/x
  3. Step 3: Cross multiply
    28,096.53x = 42,144.65 × 11,456.51
  4. Step 4: Simplify right side
    28,096.53x = 482,830,336.17
  5. Step 5: Solve for x
    x = 482,830,336.17/28,096.53
  6. Step 6: Final answer
    x = 17,184.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.