Home / 39,202.41-54,100.26-21,298.44

Finding the Fourth Proportional to 39,202.41, 54,100.26 and 21,298.44

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Solution

The fourth proportional to 39,202.41, 54,100.26 and 21,298.44 is: 29,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,202.41 : 54,100.26 = 21,298.44 : x
  2. Step 2: Convert to fraction form
    39,202.41/54,100.26 = 21,298.44/x
  3. Step 3: Cross multiply
    39,202.41x = 54,100.26 × 21,298.44
  4. Step 4: Simplify right side
    39,202.41x = 1,152,251,141.59
  5. Step 5: Solve for x
    x = 1,152,251,141.59/39,202.41
  6. Step 6: Final answer
    x = 29,392.35

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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.