Home / 18,325.26-25,288.92-9,941.76

Finding the Fourth Proportional to 18,325.26, 25,288.92 and 9,941.76

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Solution

The fourth proportional to 18,325.26, 25,288.92 and 9,941.76 is: 13,719.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.26 : 25,288.92 = 9,941.76 : x
  2. Step 2: Convert to fraction form
    18,325.26/25,288.92 = 9,941.76/x
  3. Step 3: Cross multiply
    18,325.26x = 25,288.92 × 9,941.76
  4. Step 4: Simplify right side
    18,325.26x = 251,416,373.30
  5. Step 5: Solve for x
    x = 251,416,373.30/18,325.26
  6. Step 6: Final answer
    x = 13,719.66

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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.