Home / 30,792.84-46,263.24-19,721.04

Finding the Fourth Proportional to 30,792.84, 46,263.24 and 19,721.04

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Solution

The fourth proportional to 30,792.84, 46,263.24 and 19,721.04 is: 29,628.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,792.84 : 46,263.24 = 19,721.04 : x
  2. Step 2: Convert to fraction form
    30,792.84/46,263.24 = 19,721.04/x
  3. Step 3: Cross multiply
    30,792.84x = 46,263.24 × 19,721.04
  4. Step 4: Simplify right side
    30,792.84x = 912,359,206.57
  5. Step 5: Solve for x
    x = 912,359,206.57/30,792.84
  6. Step 6: Final answer
    x = 29,628.94

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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.