Home / 11,347.26-16,988.01-9,477.37

Finding the Fourth Proportional to 11,347.26, 16,988.01 and 9,477.37

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Solution

The fourth proportional to 11,347.26, 16,988.01 and 9,477.37 is: 14,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.26 : 16,988.01 = 9,477.37 : x
  2. Step 2: Convert to fraction form
    11,347.26/16,988.01 = 9,477.37/x
  3. Step 3: Cross multiply
    11,347.26x = 16,988.01 × 9,477.37
  4. Step 4: Simplify right side
    11,347.26x = 161,001,656.33
  5. Step 5: Solve for x
    x = 161,001,656.33/11,347.26
  6. Step 6: Final answer
    x = 14,188.60

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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.