Home / 36,209.68-49,917-25,421.74

Finding the Fourth Proportional to 36,209.68, 49,917 and 25,421.74

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Solution

The fourth proportional to 36,209.68, 49,917 and 25,421.74 is: 35,045.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,209.68 : 49,917 = 25,421.74 : x
  2. Step 2: Convert to fraction form
    36,209.68/49,917 = 25,421.74/x
  3. Step 3: Cross multiply
    36,209.68x = 49,917 × 25,421.74
  4. Step 4: Simplify right side
    36,209.68x = 1,268,976,995.58
  5. Step 5: Solve for x
    x = 1,268,976,995.58/36,209.68
  6. Step 6: Final answer
    x = 35,045.24

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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.