Home / 39,734-54,830.96-23,815.36

Finding the Fourth Proportional to 39,734, 54,830.96 and 23,815.36

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Solution

The fourth proportional to 39,734, 54,830.96 and 23,815.36 is: 32,864.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,734 : 54,830.96 = 23,815.36 : x
  2. Step 2: Convert to fraction form
    39,734/54,830.96 = 23,815.36/x
  3. Step 3: Cross multiply
    39,734x = 54,830.96 × 23,815.36
  4. Step 4: Simplify right side
    39,734x = 1,305,819,051.55
  5. Step 5: Solve for x
    x = 1,305,819,051.55/39,734
  6. Step 6: Final answer
    x = 32,864.02

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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.