Home / 12,522.30-18,753.64-7,246.19

Finding the Fourth Proportional to 12,522.30, 18,753.64 and 7,246.19

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Solution

The fourth proportional to 12,522.30, 18,753.64 and 7,246.19 is: 10,852.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,522.30 : 18,753.64 = 7,246.19 : x
  2. Step 2: Convert to fraction form
    12,522.30/18,753.64 = 7,246.19/x
  3. Step 3: Cross multiply
    12,522.30x = 18,753.64 × 7,246.19
  4. Step 4: Simplify right side
    12,522.30x = 135,892,453.81
  5. Step 5: Solve for x
    x = 135,892,453.81/12,522.30
  6. Step 6: Final answer
    x = 10,852.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.