Home / 21,635.37-32,439.96-10,530.95

Finding the Fourth Proportional to 21,635.37, 32,439.96 and 10,530.95

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Solution

The fourth proportional to 21,635.37, 32,439.96 and 10,530.95 is: 15,790.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,635.37 : 32,439.96 = 10,530.95 : x
  2. Step 2: Convert to fraction form
    21,635.37/32,439.96 = 10,530.95/x
  3. Step 3: Cross multiply
    21,635.37x = 32,439.96 × 10,530.95
  4. Step 4: Simplify right side
    21,635.37x = 341,623,434.56
  5. Step 5: Solve for x
    x = 341,623,434.56/21,635.37
  6. Step 6: Final answer
    x = 15,790.04

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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.