Home / 21,682.08-29,941.20-17,433.84

Finding the Fourth Proportional to 21,682.08, 29,941.20 and 17,433.84

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Solution

The fourth proportional to 21,682.08, 29,941.20 and 17,433.84 is: 24,074.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,682.08 : 29,941.20 = 17,433.84 : x
  2. Step 2: Convert to fraction form
    21,682.08/29,941.20 = 17,433.84/x
  3. Step 3: Cross multiply
    21,682.08x = 29,941.20 × 17,433.84
  4. Step 4: Simplify right side
    21,682.08x = 521,990,090.21
  5. Step 5: Solve for x
    x = 521,990,090.21/21,682.08
  6. Step 6: Final answer
    x = 24,074.72

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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.