Home / 15,716.52-23,577.48-5,325.84

Finding the Fourth Proportional to 15,716.52, 23,577.48 and 5,325.84

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Solution

The fourth proportional to 15,716.52, 23,577.48 and 5,325.84 is: 7,989.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,716.52 : 23,577.48 = 5,325.84 : x
  2. Step 2: Convert to fraction form
    15,716.52/23,577.48 = 5,325.84/x
  3. Step 3: Cross multiply
    15,716.52x = 23,577.48 × 5,325.84
  4. Step 4: Simplify right side
    15,716.52x = 125,569,886.08
  5. Step 5: Solve for x
    x = 125,569,886.08/15,716.52
  6. Step 6: Final answer
    x = 7,989.67

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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.