Home / 39,557.28-54,588.63-22,561.09

Finding the Fourth Proportional to 39,557.28, 54,588.63 and 22,561.09

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Solution

The fourth proportional to 39,557.28, 54,588.63 and 22,561.09 is: 31,134.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,557.28 : 54,588.63 = 22,561.09 : x
  2. Step 2: Convert to fraction form
    39,557.28/54,588.63 = 22,561.09/x
  3. Step 3: Cross multiply
    39,557.28x = 54,588.63 × 22,561.09
  4. Step 4: Simplify right side
    39,557.28x = 1,231,578,773.33
  5. Step 5: Solve for x
    x = 1,231,578,773.33/39,557.28
  6. Step 6: Final answer
    x = 31,134.06

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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.