Home / 18,617.08-25,690.92-10,233.52

Finding the Fourth Proportional to 18,617.08, 25,690.92 and 10,233.52

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Solution

The fourth proportional to 18,617.08, 25,690.92 and 10,233.52 is: 14,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,617.08 : 25,690.92 = 10,233.52 : x
  2. Step 2: Convert to fraction form
    18,617.08/25,690.92 = 10,233.52/x
  3. Step 3: Cross multiply
    18,617.08x = 25,690.92 × 10,233.52
  4. Step 4: Simplify right side
    18,617.08x = 262,908,543.64
  5. Step 5: Solve for x
    x = 262,908,543.64/18,617.08
  6. Step 6: Final answer
    x = 14,121.90

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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.