Home / 49,001.52-67,623.48-28,859.76

Finding the Fourth Proportional to 49,001.52, 67,623.48 and 28,859.76

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Solution

The fourth proportional to 49,001.52, 67,623.48 and 28,859.76 is: 39,827.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,001.52 : 67,623.48 = 28,859.76 : x
  2. Step 2: Convert to fraction form
    49,001.52/67,623.48 = 28,859.76/x
  3. Step 3: Cross multiply
    49,001.52x = 67,623.48 × 28,859.76
  4. Step 4: Simplify right side
    49,001.52x = 1,951,597,403.16
  5. Step 5: Solve for x
    x = 1,951,597,403.16/49,001.52
  6. Step 6: Final answer
    x = 39,827.28

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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.