Home / 61,031.92-84,221.48-35,538.96

Finding the Fourth Proportional to 61,031.92, 84,221.48 and 35,538.96

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Solution

The fourth proportional to 61,031.92, 84,221.48 and 35,538.96 is: 49,042.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,031.92 : 84,221.48 = 35,538.96 : x
  2. Step 2: Convert to fraction form
    61,031.92/84,221.48 = 35,538.96/x
  3. Step 3: Cross multiply
    61,031.92x = 84,221.48 × 35,538.96
  4. Step 4: Simplify right side
    61,031.92x = 2,993,143,808.86
  5. Step 5: Solve for x
    x = 2,993,143,808.86/61,031.92
  6. Step 6: Final answer
    x = 49,042.27

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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.