Home / 21,673.12-32,511.24-10,589.04

Finding the Fourth Proportional to 21,673.12, 32,511.24 and 10,589.04

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Solution

The fourth proportional to 21,673.12, 32,511.24 and 10,589.04 is: 15,884.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,673.12 : 32,511.24 = 10,589.04 : x
  2. Step 2: Convert to fraction form
    21,673.12/32,511.24 = 10,589.04/x
  3. Step 3: Cross multiply
    21,673.12x = 32,511.24 × 10,589.04
  4. Step 4: Simplify right side
    21,673.12x = 344,262,820.81
  5. Step 5: Solve for x
    x = 344,262,820.81/21,673.12
  6. Step 6: Final answer
    x = 15,884.32

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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.