Home / 18,466.20-25,483.32-10,082.70

Finding the Fourth Proportional to 18,466.20, 25,483.32 and 10,082.70

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Solution

The fourth proportional to 18,466.20, 25,483.32 and 10,082.70 is: 13,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466.20 : 25,483.32 = 10,082.70 : x
  2. Step 2: Convert to fraction form
    18,466.20/25,483.32 = 10,082.70/x
  3. Step 3: Cross multiply
    18,466.20x = 25,483.32 × 10,082.70
  4. Step 4: Simplify right side
    18,466.20x = 256,940,670.56
  5. Step 5: Solve for x
    x = 256,940,670.56/18,466.20
  6. Step 6: Final answer
    x = 13,914.11

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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.