Home / 53,028.39-73,180.59-29,155.68

Finding the Fourth Proportional to 53,028.39, 73,180.59 and 29,155.68

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Solution

The fourth proportional to 53,028.39, 73,180.59 and 29,155.68 is: 40,235.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,028.39 : 73,180.59 = 29,155.68 : x
  2. Step 2: Convert to fraction form
    53,028.39/73,180.59 = 29,155.68/x
  3. Step 3: Cross multiply
    53,028.39x = 73,180.59 × 29,155.68
  4. Step 4: Simplify right side
    53,028.39x = 2,133,629,864.25
  5. Step 5: Solve for x
    x = 2,133,629,864.25/53,028.39
  6. Step 6: Final answer
    x = 40,235.61

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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.