Home / 33,564.60-46,321.56-20,135.52

Finding the Fourth Proportional to 33,564.60, 46,321.56 and 20,135.52

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Solution

The fourth proportional to 33,564.60, 46,321.56 and 20,135.52 is: 27,788.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,564.60 : 46,321.56 = 20,135.52 : x
  2. Step 2: Convert to fraction form
    33,564.60/46,321.56 = 20,135.52/x
  3. Step 3: Cross multiply
    33,564.60x = 46,321.56 × 20,135.52
  4. Step 4: Simplify right side
    33,564.60x = 932,708,697.81
  5. Step 5: Solve for x
    x = 932,708,697.81/33,564.60
  6. Step 6: Final answer
    x = 27,788.46

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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.