Home / 16,513.28-24,759.84-11,326.40

Finding the Fourth Proportional to 16,513.28, 24,759.84 and 11,326.40

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Solution

The fourth proportional to 16,513.28, 24,759.84 and 11,326.40 is: 16,982.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,513.28 : 24,759.84 = 11,326.40 : x
  2. Step 2: Convert to fraction form
    16,513.28/24,759.84 = 11,326.40/x
  3. Step 3: Cross multiply
    16,513.28x = 24,759.84 × 11,326.40
  4. Step 4: Simplify right side
    16,513.28x = 280,439,851.78
  5. Step 5: Solve for x
    x = 280,439,851.78/16,513.28
  6. Step 6: Final answer
    x = 16,982.69

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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.