Home / 19,632.48-29,403.36-11,824.08

Finding the Fourth Proportional to 19,632.48, 29,403.36 and 11,824.08

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Solution

The fourth proportional to 19,632.48, 29,403.36 and 11,824.08 is: 17,708.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.48 : 29,403.36 = 11,824.08 : x
  2. Step 2: Convert to fraction form
    19,632.48/29,403.36 = 11,824.08/x
  3. Step 3: Cross multiply
    19,632.48x = 29,403.36 × 11,824.08
  4. Step 4: Simplify right side
    19,632.48x = 347,667,680.91
  5. Step 5: Solve for x
    x = 347,667,680.91/19,632.48
  6. Step 6: Final answer
    x = 17,708.80

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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.