Home / 23,311.12-32,181.24-15,797.16

Finding the Fourth Proportional to 23,311.12, 32,181.24 and 15,797.16

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Solution

The fourth proportional to 23,311.12, 32,181.24 and 15,797.16 is: 21,808.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,311.12 : 32,181.24 = 15,797.16 : x
  2. Step 2: Convert to fraction form
    23,311.12/32,181.24 = 15,797.16/x
  3. Step 3: Cross multiply
    23,311.12x = 32,181.24 × 15,797.16
  4. Step 4: Simplify right side
    23,311.12x = 508,372,197.28
  5. Step 5: Solve for x
    x = 508,372,197.28/23,311.12
  6. Step 6: Final answer
    x = 21,808.14

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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.