Home / 17,312.50-23,891.26-9,861.94

Finding the Fourth Proportional to 17,312.50, 23,891.26 and 9,861.94

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Solution

The fourth proportional to 17,312.50, 23,891.26 and 9,861.94 is: 13,609.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312.50 : 23,891.26 = 9,861.94 : x
  2. Step 2: Convert to fraction form
    17,312.50/23,891.26 = 9,861.94/x
  3. Step 3: Cross multiply
    17,312.50x = 23,891.26 × 9,861.94
  4. Step 4: Simplify right side
    17,312.50x = 235,614,172.64
  5. Step 5: Solve for x
    x = 235,614,172.64/17,312.50
  6. Step 6: Final answer
    x = 13,609.48

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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.