Home / 43,298.38-64,852.80-25,729.48

Finding the Fourth Proportional to 43,298.38, 64,852.80 and 25,729.48

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Solution

The fourth proportional to 43,298.38, 64,852.80 and 25,729.48 is: 38,537.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,298.38 : 64,852.80 = 25,729.48 : x
  2. Step 2: Convert to fraction form
    43,298.38/64,852.80 = 25,729.48/x
  3. Step 3: Cross multiply
    43,298.38x = 64,852.80 × 25,729.48
  4. Step 4: Simplify right side
    43,298.38x = 1,668,628,820.54
  5. Step 5: Solve for x
    x = 1,668,628,820.54/43,298.38
  6. Step 6: Final answer
    x = 38,537.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.