Home / 32,961.12-49,455.84-21,871.68

Finding the Fourth Proportional to 32,961.12, 49,455.84 and 21,871.68

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Solution

The fourth proportional to 32,961.12, 49,455.84 and 21,871.68 is: 32,816.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,961.12 : 49,455.84 = 21,871.68 : x
  2. Step 2: Convert to fraction form
    32,961.12/49,455.84 = 21,871.68/x
  3. Step 3: Cross multiply
    32,961.12x = 49,455.84 × 21,871.68
  4. Step 4: Simplify right side
    32,961.12x = 1,081,682,306.61
  5. Step 5: Solve for x
    x = 1,081,682,306.61/32,961.12
  6. Step 6: Final answer
    x = 32,816.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.