Home / 17,629.68-26,393.16-13,722.24

Finding the Fourth Proportional to 17,629.68, 26,393.16 and 13,722.24

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Solution

The fourth proportional to 17,629.68, 26,393.16 and 13,722.24 is: 20,543.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,629.68 : 26,393.16 = 13,722.24 : x
  2. Step 2: Convert to fraction form
    17,629.68/26,393.16 = 13,722.24/x
  3. Step 3: Cross multiply
    17,629.68x = 26,393.16 × 13,722.24
  4. Step 4: Simplify right side
    17,629.68x = 362,173,275.88
  5. Step 5: Solve for x
    x = 362,173,275.88/17,629.68
  6. Step 6: Final answer
    x = 20,543.38

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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.