Home / 39,017.08-53,843.34-22,249.72

Finding the Fourth Proportional to 39,017.08, 53,843.34 and 22,249.72

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Solution

The fourth proportional to 39,017.08, 53,843.34 and 22,249.72 is: 30,704.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,017.08 : 53,843.34 = 22,249.72 : x
  2. Step 2: Convert to fraction form
    39,017.08/53,843.34 = 22,249.72/x
  3. Step 3: Cross multiply
    39,017.08x = 53,843.34 × 22,249.72
  4. Step 4: Simplify right side
    39,017.08x = 1,197,999,238.86
  5. Step 5: Solve for x
    x = 1,197,999,238.86/39,017.08
  6. Step 6: Final answer
    x = 30,704.48

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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.