Home / 39,232.94-54,141.44-21,327.90

Finding the Fourth Proportional to 39,232.94, 54,141.44 and 21,327.90

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Solution

The fourth proportional to 39,232.94, 54,141.44 and 21,327.90 is: 29,432.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,232.94 : 54,141.44 = 21,327.90 : x
  2. Step 2: Convert to fraction form
    39,232.94/54,141.44 = 21,327.90/x
  3. Step 3: Cross multiply
    39,232.94x = 54,141.44 × 21,327.90
  4. Step 4: Simplify right side
    39,232.94x = 1,154,723,218.18
  5. Step 5: Solve for x
    x = 1,154,723,218.18/39,232.94
  6. Step 6: Final answer
    x = 29,432.49

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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.