Home / 39,352.42-54,304.73-21,447.02

Finding the Fourth Proportional to 39,352.42, 54,304.73 and 21,447.02

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Solution

The fourth proportional to 39,352.42, 54,304.73 and 21,447.02 is: 29,596.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,352.42 : 54,304.73 = 21,447.02 : x
  2. Step 2: Convert to fraction form
    39,352.42/54,304.73 = 21,447.02/x
  3. Step 3: Cross multiply
    39,352.42x = 54,304.73 × 21,447.02
  4. Step 4: Simplify right side
    39,352.42x = 1,164,674,523.17
  5. Step 5: Solve for x
    x = 1,164,674,523.17/39,352.42
  6. Step 6: Final answer
    x = 29,596.01

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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.