Home / 15,931.73-23,897.68-4,838.51

Finding the Fourth Proportional to 15,931.73, 23,897.68 and 4,838.51

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Solution

The fourth proportional to 15,931.73, 23,897.68 and 4,838.51 is: 7,257.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,931.73 : 23,897.68 = 4,838.51 : x
  2. Step 2: Convert to fraction form
    15,931.73/23,897.68 = 4,838.51/x
  3. Step 3: Cross multiply
    15,931.73x = 23,897.68 × 4,838.51
  4. Step 4: Simplify right side
    15,931.73x = 115,629,211.30
  5. Step 5: Solve for x
    x = 115,629,211.30/15,931.73
  6. Step 6: Final answer
    x = 7,257.79

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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.