Home / 30,960.92-46,474.14-19,282.34

Finding the Fourth Proportional to 30,960.92, 46,474.14 and 19,282.34

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Solution

The fourth proportional to 30,960.92, 46,474.14 and 19,282.34 is: 28,943.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,960.92 : 46,474.14 = 19,282.34 : x
  2. Step 2: Convert to fraction form
    30,960.92/46,474.14 = 19,282.34/x
  3. Step 3: Cross multiply
    30,960.92x = 46,474.14 × 19,282.34
  4. Step 4: Simplify right side
    30,960.92x = 896,130,168.69
  5. Step 5: Solve for x
    x = 896,130,168.69/30,960.92
  6. Step 6: Final answer
    x = 28,943.91

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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.