Home / 17,516.99-24,167.12-13,485.05

Finding the Fourth Proportional to 17,516.99, 24,167.12 and 13,485.05

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Solution

The fourth proportional to 17,516.99, 24,167.12 and 13,485.05 is: 18,604.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,516.99 : 24,167.12 = 13,485.05 : x
  2. Step 2: Convert to fraction form
    17,516.99/24,167.12 = 13,485.05/x
  3. Step 3: Cross multiply
    17,516.99x = 24,167.12 × 13,485.05
  4. Step 4: Simplify right side
    17,516.99x = 325,894,915.69
  5. Step 5: Solve for x
    x = 325,894,915.69/17,516.99
  6. Step 6: Final answer
    x = 18,604.50

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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.