Home / 15,831.56-23,742.14-5,834

Finding the Fourth Proportional to 15,831.56, 23,742.14 and 5,834

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Solution

The fourth proportional to 15,831.56, 23,742.14 and 5,834 is: 8,749.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,831.56 : 23,742.14 = 5,834 : x
  2. Step 2: Convert to fraction form
    15,831.56/23,742.14 = 5,834/x
  3. Step 3: Cross multiply
    15,831.56x = 23,742.14 × 5,834
  4. Step 4: Simplify right side
    15,831.56x = 138,511,644.76
  5. Step 5: Solve for x
    x = 138,511,644.76/15,831.56
  6. Step 6: Final answer
    x = 8,749.08

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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.