Home / 39,090.40-53,944.83-22,954.60

Finding the Fourth Proportional to 39,090.40, 53,944.83 and 22,954.60

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Solution

The fourth proportional to 39,090.40, 53,944.83 and 22,954.60 is: 31,677.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,090.40 : 53,944.83 = 22,954.60 : x
  2. Step 2: Convert to fraction form
    39,090.40/53,944.83 = 22,954.60/x
  3. Step 3: Cross multiply
    39,090.40x = 53,944.83 × 22,954.60
  4. Step 4: Simplify right side
    39,090.40x = 1,238,281,994.72
  5. Step 5: Solve for x
    x = 1,238,281,994.72/39,090.40
  6. Step 6: Final answer
    x = 31,677.39

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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.