Home / 53,786.22-74,228.58-29,917.14

Finding the Fourth Proportional to 53,786.22, 74,228.58 and 29,917.14

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Solution

The fourth proportional to 53,786.22, 74,228.58 and 29,917.14 is: 41,287.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,786.22 : 74,228.58 = 29,917.14 : x
  2. Step 2: Convert to fraction form
    53,786.22/74,228.58 = 29,917.14/x
  3. Step 3: Cross multiply
    53,786.22x = 74,228.58 × 29,917.14
  4. Step 4: Simplify right side
    53,786.22x = 2,220,706,819.86
  5. Step 5: Solve for x
    x = 2,220,706,819.86/53,786.22
  6. Step 6: Final answer
    x = 41,287.65

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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.