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Finding the Fourth Proportional to 17,861.95, 24,650.48 and 9,904.01

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Solution

The fourth proportional to 17,861.95, 24,650.48 and 9,904.01 is: 13,668.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,861.95 : 24,650.48 = 9,904.01 : x
  2. Step 2: Convert to fraction form
    17,861.95/24,650.48 = 9,904.01/x
  3. Step 3: Cross multiply
    17,861.95x = 24,650.48 × 9,904.01
  4. Step 4: Simplify right side
    17,861.95x = 244,138,446.22
  5. Step 5: Solve for x
    x = 244,138,446.22/17,861.95
  6. Step 6: Final answer
    x = 13,668.07

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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.