Home / 60,825.38-91,246.80-18,708.98

Finding the Fourth Proportional to 60,825.38, 91,246.80 and 18,708.98

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Solution

The fourth proportional to 60,825.38, 91,246.80 and 18,708.98 is: 28,066.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,825.38 : 91,246.80 = 18,708.98 : x
  2. Step 2: Convert to fraction form
    60,825.38/91,246.80 = 18,708.98/x
  3. Step 3: Cross multiply
    60,825.38x = 91,246.80 × 18,708.98
  4. Step 4: Simplify right side
    60,825.38x = 1,707,134,556.26
  5. Step 5: Solve for x
    x = 1,707,134,556.26/60,825.38
  6. Step 6: Final answer
    x = 28,066.16

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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.