Home / 38,249.01-52,785.09-21,254.51

Finding the Fourth Proportional to 38,249.01, 52,785.09 and 21,254.51

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Solution

The fourth proportional to 38,249.01, 52,785.09 and 21,254.51 is: 29,332.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,249.01 : 52,785.09 = 21,254.51 : x
  2. Step 2: Convert to fraction form
    38,249.01/52,785.09 = 21,254.51/x
  3. Step 3: Cross multiply
    38,249.01x = 52,785.09 × 21,254.51
  4. Step 4: Simplify right side
    38,249.01x = 1,121,921,355.22
  5. Step 5: Solve for x
    x = 1,121,921,355.22/38,249.01
  6. Step 6: Final answer
    x = 29,332.04

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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.