Home / 23,789.66-32,831.73-13,180.28

Finding the Fourth Proportional to 23,789.66, 32,831.73 and 13,180.28

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Solution

The fourth proportional to 23,789.66, 32,831.73 and 13,180.28 is: 18,189.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,789.66 : 32,831.73 = 13,180.28 : x
  2. Step 2: Convert to fraction form
    23,789.66/32,831.73 = 13,180.28/x
  3. Step 3: Cross multiply
    23,789.66x = 32,831.73 × 13,180.28
  4. Step 4: Simplify right side
    23,789.66x = 432,731,394.28
  5. Step 5: Solve for x
    x = 432,731,394.28/23,789.66
  6. Step 6: Final answer
    x = 18,189.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.