Home / 16,113.57-22,253.64-11,090.76

Finding the Fourth Proportional to 16,113.57, 22,253.64 and 11,090.76

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Solution

The fourth proportional to 16,113.57, 22,253.64 and 11,090.76 is: 15,316.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,113.57 : 22,253.64 = 11,090.76 : x
  2. Step 2: Convert to fraction form
    16,113.57/22,253.64 = 11,090.76/x
  3. Step 3: Cross multiply
    16,113.57x = 22,253.64 × 11,090.76
  4. Step 4: Simplify right side
    16,113.57x = 246,809,780.37
  5. Step 5: Solve for x
    x = 246,809,780.37/16,113.57
  6. Step 6: Final answer
    x = 15,316.89

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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.