Home / 39,686.27-54,763.06-23,770.31

Finding the Fourth Proportional to 39,686.27, 54,763.06 and 23,770.31

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Solution

The fourth proportional to 39,686.27, 54,763.06 and 23,770.31 is: 32,800.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,686.27 : 54,763.06 = 23,770.31 : x
  2. Step 2: Convert to fraction form
    39,686.27/54,763.06 = 23,770.31/x
  3. Step 3: Cross multiply
    39,686.27x = 54,763.06 × 23,770.31
  4. Step 4: Simplify right side
    39,686.27x = 1,301,734,775.84
  5. Step 5: Solve for x
    x = 1,301,734,775.84/39,686.27
  6. Step 6: Final answer
    x = 32,800.64

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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.