Home / 39,304.71-54,241.11-22,308.48

Finding the Fourth Proportional to 39,304.71, 54,241.11 and 22,308.48

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Solution

The fourth proportional to 39,304.71, 54,241.11 and 22,308.48 is: 30,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,304.71 : 54,241.11 = 22,308.48 : x
  2. Step 2: Convert to fraction form
    39,304.71/54,241.11 = 22,308.48/x
  3. Step 3: Cross multiply
    39,304.71x = 54,241.11 × 22,308.48
  4. Step 4: Simplify right side
    39,304.71x = 1,210,036,717.61
  5. Step 5: Solve for x
    x = 1,210,036,717.61/39,304.71
  6. Step 6: Final answer
    x = 30,786.05

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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.