Home / 13,792.19-19,033.31-7,504.70

Finding the Fourth Proportional to 13,792.19, 19,033.31 and 7,504.70

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Solution

The fourth proportional to 13,792.19, 19,033.31 and 7,504.70 is: 10,356.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792.19 : 19,033.31 = 7,504.70 : x
  2. Step 2: Convert to fraction form
    13,792.19/19,033.31 = 7,504.70/x
  3. Step 3: Cross multiply
    13,792.19x = 19,033.31 × 7,504.70
  4. Step 4: Simplify right side
    13,792.19x = 142,839,205.15
  5. Step 5: Solve for x
    x = 142,839,205.15/13,792.19
  6. Step 6: Final answer
    x = 10,356.53

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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.