Home / 15,831.36-23,749.06-5,836.76

Finding the Fourth Proportional to 15,831.36, 23,749.06 and 5,836.76

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Solution

The fourth proportional to 15,831.36, 23,749.06 and 5,836.76 is: 8,755.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,831.36 : 23,749.06 = 5,836.76 : x
  2. Step 2: Convert to fraction form
    15,831.36/23,749.06 = 5,836.76/x
  3. Step 3: Cross multiply
    15,831.36x = 23,749.06 × 5,836.76
  4. Step 4: Simplify right side
    15,831.36x = 138,617,563.45
  5. Step 5: Solve for x
    x = 138,617,563.45/15,831.36
  6. Step 6: Final answer
    x = 8,755.88

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1.5x scale

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.