Home / 11,867.33-17,762.40-8,746.10

Finding the Fourth Proportional to 11,867.33, 17,762.40 and 8,746.10

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Solution

The fourth proportional to 11,867.33, 17,762.40 and 8,746.10 is: 13,090.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.33 : 17,762.40 = 8,746.10 : x
  2. Step 2: Convert to fraction form
    11,867.33/17,762.40 = 8,746.10/x
  3. Step 3: Cross multiply
    11,867.33x = 17,762.40 × 8,746.10
  4. Step 4: Simplify right side
    11,867.33x = 155,351,726.64
  5. Step 5: Solve for x
    x = 155,351,726.64/11,867.33
  6. Step 6: Final answer
    x = 13,090.71

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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.