Home / 15,443.32-23,164.76-3,756.54

Finding the Fourth Proportional to 15,443.32, 23,164.76 and 3,756.54

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Solution

The fourth proportional to 15,443.32, 23,164.76 and 3,756.54 is: 5,634.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443.32 : 23,164.76 = 3,756.54 : x
  2. Step 2: Convert to fraction form
    15,443.32/23,164.76 = 3,756.54/x
  3. Step 3: Cross multiply
    15,443.32x = 23,164.76 × 3,756.54
  4. Step 4: Simplify right side
    15,443.32x = 87,019,347.53
  5. Step 5: Solve for x
    x = 87,019,347.53/15,443.32
  6. Step 6: Final answer
    x = 5,634.76

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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.