Home / 38,998.98-53,818.59-22,006.82

Finding the Fourth Proportional to 38,998.98, 53,818.59 and 22,006.82

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Solution

The fourth proportional to 38,998.98, 53,818.59 and 22,006.82 is: 30,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,998.98 : 53,818.59 = 22,006.82 : x
  2. Step 2: Convert to fraction form
    38,998.98/53,818.59 = 22,006.82/x
  3. Step 3: Cross multiply
    38,998.98x = 53,818.59 × 22,006.82
  4. Step 4: Simplify right side
    38,998.98x = 1,184,375,753.69
  5. Step 5: Solve for x
    x = 1,184,375,753.69/38,998.98
  6. Step 6: Final answer
    x = 30,369.40

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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.