Home / 39,086.60-53,935.19-22,090.84

Finding the Fourth Proportional to 39,086.60, 53,935.19 and 22,090.84

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Solution

The fourth proportional to 39,086.60, 53,935.19 and 22,090.84 is: 30,482.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,086.60 : 53,935.19 = 22,090.84 : x
  2. Step 2: Convert to fraction form
    39,086.60/53,935.19 = 22,090.84/x
  3. Step 3: Cross multiply
    39,086.60x = 53,935.19 × 22,090.84
  4. Step 4: Simplify right side
    39,086.60x = 1,191,473,272.53
  5. Step 5: Solve for x
    x = 1,191,473,272.53/39,086.60
  6. Step 6: Final answer
    x = 30,482.91

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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.