Home / 15,087.64-22,629-3,995.04

Finding the Fourth Proportional to 15,087.64, 22,629 and 3,995.04

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Solution

The fourth proportional to 15,087.64, 22,629 and 3,995.04 is: 5,991.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,087.64 : 22,629 = 3,995.04 : x
  2. Step 2: Convert to fraction form
    15,087.64/22,629 = 3,995.04/x
  3. Step 3: Cross multiply
    15,087.64x = 22,629 × 3,995.04
  4. Step 4: Simplify right side
    15,087.64x = 90,403,760.16
  5. Step 5: Solve for x
    x = 90,403,760.16/15,087.64
  6. Step 6: Final answer
    x = 5,991.91

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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.