Home / 15,476.97-23,215.56-3,790.19

Finding the Fourth Proportional to 15,476.97, 23,215.56 and 3,790.19

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Solution

The fourth proportional to 15,476.97, 23,215.56 and 3,790.19 is: 5,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,476.97 : 23,215.56 = 3,790.19 : x
  2. Step 2: Convert to fraction form
    15,476.97/23,215.56 = 3,790.19/x
  3. Step 3: Cross multiply
    15,476.97x = 23,215.56 × 3,790.19
  4. Step 4: Simplify right side
    15,476.97x = 87,991,448.50
  5. Step 5: Solve for x
    x = 87,991,448.50/15,476.97
  6. Step 6: Final answer
    x = 5,685.31

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1.5x scale

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.