Home / 13,792.12-19,033.02-7,504.48

Finding the Fourth Proportional to 13,792.12, 19,033.02 and 7,504.48

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Solution

The fourth proportional to 13,792.12, 19,033.02 and 7,504.48 is: 10,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792.12 : 19,033.02 = 7,504.48 : x
  2. Step 2: Convert to fraction form
    13,792.12/19,033.02 = 7,504.48/x
  3. Step 3: Cross multiply
    13,792.12x = 19,033.02 × 7,504.48
  4. Step 4: Simplify right side
    13,792.12x = 142,832,917.93
  5. Step 5: Solve for x
    x = 142,832,917.93/13,792.12
  6. Step 6: Final answer
    x = 10,356.12

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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.