Home / 17,929.58-24,742.26-9,863.20

Finding the Fourth Proportional to 17,929.58, 24,742.26 and 9,863.20

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Solution

The fourth proportional to 17,929.58, 24,742.26 and 9,863.20 is: 13,610.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,929.58 : 24,742.26 = 9,863.20 : x
  2. Step 2: Convert to fraction form
    17,929.58/24,742.26 = 9,863.20/x
  3. Step 3: Cross multiply
    17,929.58x = 24,742.26 × 9,863.20
  4. Step 4: Simplify right side
    17,929.58x = 244,037,735.12
  5. Step 5: Solve for x
    x = 244,037,735.12/17,929.58
  6. Step 6: Final answer
    x = 13,610.90

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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.