Home / 15,808.58-23,712.60-4,715.30

Finding the Fourth Proportional to 15,808.58, 23,712.60 and 4,715.30

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Solution

The fourth proportional to 15,808.58, 23,712.60 and 4,715.30 is: 7,072.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,808.58 : 23,712.60 = 4,715.30 : x
  2. Step 2: Convert to fraction form
    15,808.58/23,712.60 = 4,715.30/x
  3. Step 3: Cross multiply
    15,808.58x = 23,712.60 × 4,715.30
  4. Step 4: Simplify right side
    15,808.58x = 111,812,022.78
  5. Step 5: Solve for x
    x = 111,812,022.78/15,808.58
  6. Step 6: Final answer
    x = 7,072.87

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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.