Home / 21,682.19-32,499.52-11,152.76

Finding the Fourth Proportional to 21,682.19, 32,499.52 and 11,152.76

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Solution

The fourth proportional to 21,682.19, 32,499.52 and 11,152.76 is: 16,716.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,682.19 : 32,499.52 = 11,152.76 : x
  2. Step 2: Convert to fraction form
    21,682.19/32,499.52 = 11,152.76/x
  3. Step 3: Cross multiply
    21,682.19x = 32,499.52 × 11,152.76
  4. Step 4: Simplify right side
    21,682.19x = 362,459,346.68
  5. Step 5: Solve for x
    x = 362,459,346.68/21,682.19
  6. Step 6: Final answer
    x = 16,716.92

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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.