Home / 39,208.04-54,070.20-30,241.36

Finding the Fourth Proportional to 39,208.04, 54,070.20 and 30,241.36

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Solution

The fourth proportional to 39,208.04, 54,070.20 and 30,241.36 is: 41,704.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,208.04 : 54,070.20 = 30,241.36 : x
  2. Step 2: Convert to fraction form
    39,208.04/54,070.20 = 30,241.36/x
  3. Step 3: Cross multiply
    39,208.04x = 54,070.20 × 30,241.36
  4. Step 4: Simplify right side
    39,208.04x = 1,635,156,383.47
  5. Step 5: Solve for x
    x = 1,635,156,383.47/39,208.04
  6. Step 6: Final answer
    x = 41,704.62

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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.