Home / 39,976.93-59,964.18-10,394.11

Finding the Fourth Proportional to 39,976.93, 59,964.18 and 10,394.11

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Solution

The fourth proportional to 39,976.93, 59,964.18 and 10,394.11 is: 15,590.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,976.93 : 59,964.18 = 10,394.11 : x
  2. Step 2: Convert to fraction form
    39,976.93/59,964.18 = 10,394.11/x
  3. Step 3: Cross multiply
    39,976.93x = 59,964.18 × 10,394.11
  4. Step 4: Simplify right side
    39,976.93x = 623,274,282.98
  5. Step 5: Solve for x
    x = 623,274,282.98/39,976.93
  6. Step 6: Final answer
    x = 15,590.85

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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.