Home / 47,411.96-71,128.33-17,829.79

Finding the Fourth Proportional to 47,411.96, 71,128.33 and 17,829.79

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Solution

The fourth proportional to 47,411.96, 71,128.33 and 17,829.79 is: 26,748.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,411.96 : 71,128.33 = 17,829.79 : x
  2. Step 2: Convert to fraction form
    47,411.96/71,128.33 = 17,829.79/x
  3. Step 3: Cross multiply
    47,411.96x = 71,128.33 × 17,829.79
  4. Step 4: Simplify right side
    47,411.96x = 1,268,202,831.31
  5. Step 5: Solve for x
    x = 1,268,202,831.31/47,411.96
  6. Step 6: Final answer
    x = 26,748.58

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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.