Home / 15,817.63-23,731.38-4,724.76

Finding the Fourth Proportional to 15,817.63, 23,731.38 and 4,724.76

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Solution

The fourth proportional to 15,817.63, 23,731.38 and 4,724.76 is: 7,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,817.63 : 23,731.38 = 4,724.76 : x
  2. Step 2: Convert to fraction form
    15,817.63/23,731.38 = 4,724.76/x
  3. Step 3: Cross multiply
    15,817.63x = 23,731.38 × 4,724.76
  4. Step 4: Simplify right side
    15,817.63x = 112,124,963.73
  5. Step 5: Solve for x
    x = 112,124,963.73/15,817.63
  6. Step 6: Final answer
    x = 7,088.61

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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.