Home / 11,127.90-16,674.24-9,037.78

Finding the Fourth Proportional to 11,127.90, 16,674.24 and 9,037.78

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Solution

The fourth proportional to 11,127.90, 16,674.24 and 9,037.78 is: 13,542.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127.90 : 16,674.24 = 9,037.78 : x
  2. Step 2: Convert to fraction form
    11,127.90/16,674.24 = 9,037.78/x
  3. Step 3: Cross multiply
    11,127.90x = 16,674.24 × 9,037.78
  4. Step 4: Simplify right side
    11,127.90x = 150,698,071.10
  5. Step 5: Solve for x
    x = 150,698,071.10/11,127.90
  6. Step 6: Final answer
    x = 13,542.36

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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.