Home / 39,162.52-54,043.77-22,398.76

Finding the Fourth Proportional to 39,162.52, 54,043.77 and 22,398.76

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Solution

The fourth proportional to 39,162.52, 54,043.77 and 22,398.76 is: 30,910.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,162.52 : 54,043.77 = 22,398.76 : x
  2. Step 2: Convert to fraction form
    39,162.52/54,043.77 = 22,398.76/x
  3. Step 3: Cross multiply
    39,162.52x = 54,043.77 × 22,398.76
  4. Step 4: Simplify right side
    39,162.52x = 1,210,513,433.73
  5. Step 5: Solve for x
    x = 1,210,513,433.73/39,162.52
  6. Step 6: Final answer
    x = 30,910.00

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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.