Home / 11,237.12-16,829.42-8,881.32

Finding the Fourth Proportional to 11,237.12, 16,829.42 and 8,881.32

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Solution

The fourth proportional to 11,237.12, 16,829.42 and 8,881.32 is: 13,301.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.12 : 16,829.42 = 8,881.32 : x
  2. Step 2: Convert to fraction form
    11,237.12/16,829.42 = 8,881.32/x
  3. Step 3: Cross multiply
    11,237.12x = 16,829.42 × 8,881.32
  4. Step 4: Simplify right side
    11,237.12x = 149,467,420.03
  5. Step 5: Solve for x
    x = 149,467,420.03/11,237.12
  6. Step 6: Final answer
    x = 13,301.22

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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.