Home / 11,522.72-17,266.80-6,900.32

Finding the Fourth Proportional to 11,522.72, 17,266.80 and 6,900.32

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Solution

The fourth proportional to 11,522.72, 17,266.80 and 6,900.32 is: 10,340.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,522.72 : 17,266.80 = 6,900.32 : x
  2. Step 2: Convert to fraction form
    11,522.72/17,266.80 = 6,900.32/x
  3. Step 3: Cross multiply
    11,522.72x = 17,266.80 × 6,900.32
  4. Step 4: Simplify right side
    11,522.72x = 119,146,445.38
  5. Step 5: Solve for x
    x = 119,146,445.38/11,522.72
  6. Step 6: Final answer
    x = 10,340.13

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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.