Home / 61,321.01-84,620.22-35,829.72

Finding the Fourth Proportional to 61,321.01, 84,620.22 and 35,829.72

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Solution

The fourth proportional to 61,321.01, 84,620.22 and 35,829.72 is: 49,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,321.01 : 84,620.22 = 35,829.72 : x
  2. Step 2: Convert to fraction form
    61,321.01/84,620.22 = 35,829.72/x
  3. Step 3: Cross multiply
    61,321.01x = 84,620.22 × 35,829.72
  4. Step 4: Simplify right side
    61,321.01x = 3,031,918,788.94
  5. Step 5: Solve for x
    x = 3,031,918,788.94/61,321.01
  6. Step 6: Final answer
    x = 49,443.40

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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.