Home / 11,767.08-17,623.74-5,615.40

Finding the Fourth Proportional to 11,767.08, 17,623.74 and 5,615.40

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Solution

The fourth proportional to 11,767.08, 17,623.74 and 5,615.40 is: 8,410.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767.08 : 17,623.74 = 5,615.40 : x
  2. Step 2: Convert to fraction form
    11,767.08/17,623.74 = 5,615.40/x
  3. Step 3: Cross multiply
    11,767.08x = 17,623.74 × 5,615.40
  4. Step 4: Simplify right side
    11,767.08x = 98,964,349.60
  5. Step 5: Solve for x
    x = 98,964,349.60/11,767.08
  6. Step 6: Final answer
    x = 8,410.27

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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.