Home / 39,125.52-53,992.85-22,133.07

Finding the Fourth Proportional to 39,125.52, 53,992.85 and 22,133.07

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Solution

The fourth proportional to 39,125.52, 53,992.85 and 22,133.07 is: 30,543.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,125.52 : 53,992.85 = 22,133.07 : x
  2. Step 2: Convert to fraction form
    39,125.52/53,992.85 = 22,133.07/x
  3. Step 3: Cross multiply
    39,125.52x = 53,992.85 × 22,133.07
  4. Step 4: Simplify right side
    39,125.52x = 1,195,027,417.88
  5. Step 5: Solve for x
    x = 1,195,027,417.88/39,125.52
  6. Step 6: Final answer
    x = 30,543.43

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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.