Home / 18,244.64-25,177.62-9,861.16

Finding the Fourth Proportional to 18,244.64, 25,177.62 and 9,861.16

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Solution

The fourth proportional to 18,244.64, 25,177.62 and 9,861.16 is: 13,608.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,244.64 : 25,177.62 = 9,861.16 : x
  2. Step 2: Convert to fraction form
    18,244.64/25,177.62 = 9,861.16/x
  3. Step 3: Cross multiply
    18,244.64x = 25,177.62 × 9,861.16
  4. Step 4: Simplify right side
    18,244.64x = 248,280,539.24
  5. Step 5: Solve for x
    x = 248,280,539.24/18,244.64
  6. Step 6: Final answer
    x = 13,608.41

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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.