Home / 18,589.02-25,651.26-10,629.96

Finding the Fourth Proportional to 18,589.02, 25,651.26 and 10,629.96

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Solution

The fourth proportional to 18,589.02, 25,651.26 and 10,629.96 is: 14,668.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,589.02 : 25,651.26 = 10,629.96 : x
  2. Step 2: Convert to fraction form
    18,589.02/25,651.26 = 10,629.96/x
  3. Step 3: Cross multiply
    18,589.02x = 25,651.26 × 10,629.96
  4. Step 4: Simplify right side
    18,589.02x = 272,671,867.75
  5. Step 5: Solve for x
    x = 272,671,867.75/18,589.02
  6. Step 6: Final answer
    x = 14,668.44

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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.