Home / 16,038.76-22,137.96-11,003.80

Finding the Fourth Proportional to 16,038.76, 22,137.96 and 11,003.80

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Solution

The fourth proportional to 16,038.76, 22,137.96 and 11,003.80 is: 15,188.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,038.76 : 22,137.96 = 11,003.80 : x
  2. Step 2: Convert to fraction form
    16,038.76/22,137.96 = 11,003.80/x
  3. Step 3: Cross multiply
    16,038.76x = 22,137.96 × 11,003.80
  4. Step 4: Simplify right side
    16,038.76x = 243,601,684.25
  5. Step 5: Solve for x
    x = 243,601,684.25/16,038.76
  6. Step 6: Final answer
    x = 15,188.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.