Home / 16,515.42-24,715.49-13,519.23

Finding the Fourth Proportional to 16,515.42, 24,715.49 and 13,519.23

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Solution

The fourth proportional to 16,515.42, 24,715.49 and 13,519.23 is: 20,231.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,515.42 : 24,715.49 = 13,519.23 : x
  2. Step 2: Convert to fraction form
    16,515.42/24,715.49 = 13,519.23/x
  3. Step 3: Cross multiply
    16,515.42x = 24,715.49 × 13,519.23
  4. Step 4: Simplify right side
    16,515.42x = 334,134,326.28
  5. Step 5: Solve for x
    x = 334,134,326.28/16,515.42
  6. Step 6: Final answer
    x = 20,231.66

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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.