Home / 30,825.11-42,537.92-17,396.93

Finding the Fourth Proportional to 30,825.11, 42,537.92 and 17,396.93

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Solution

The fourth proportional to 30,825.11, 42,537.92 and 17,396.93 is: 24,007.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,825.11 : 42,537.92 = 17,396.93 : x
  2. Step 2: Convert to fraction form
    30,825.11/42,537.92 = 17,396.93/x
  3. Step 3: Cross multiply
    30,825.11x = 42,537.92 × 17,396.93
  4. Step 4: Simplify right side
    30,825.11x = 740,029,235.95
  5. Step 5: Solve for x
    x = 740,029,235.95/30,825.11
  6. Step 6: Final answer
    x = 24,007.35

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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.