Home / 17,515.24-24,157.32-11,228.20

Finding the Fourth Proportional to 17,515.24, 24,157.32 and 11,228.20

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Solution

The fourth proportional to 17,515.24, 24,157.32 and 11,228.20 is: 15,486.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.24 : 24,157.32 = 11,228.20 : x
  2. Step 2: Convert to fraction form
    17,515.24/24,157.32 = 11,228.20/x
  3. Step 3: Cross multiply
    17,515.24x = 24,157.32 × 11,228.20
  4. Step 4: Simplify right side
    17,515.24x = 271,243,220.42
  5. Step 5: Solve for x
    x = 271,243,220.42/17,515.24
  6. Step 6: Final answer
    x = 15,486.13

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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.