Home / 25,633.10-35,321.19-18,908.08

Finding the Fourth Proportional to 25,633.10, 35,321.19 and 18,908.08

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Solution

The fourth proportional to 25,633.10, 35,321.19 and 18,908.08 is: 26,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,633.10 : 35,321.19 = 18,908.08 : x
  2. Step 2: Convert to fraction form
    25,633.10/35,321.19 = 18,908.08/x
  3. Step 3: Cross multiply
    25,633.10x = 35,321.19 × 18,908.08
  4. Step 4: Simplify right side
    25,633.10x = 667,855,886.22
  5. Step 5: Solve for x
    x = 667,855,886.22/25,633.10
  6. Step 6: Final answer
    x = 26,054.43

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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.