Home / 11,120.24-16,666.02-8,325.02

Finding the Fourth Proportional to 11,120.24, 16,666.02 and 8,325.02

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Solution

The fourth proportional to 11,120.24, 16,666.02 and 8,325.02 is: 12,476.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,120.24 : 16,666.02 = 8,325.02 : x
  2. Step 2: Convert to fraction form
    11,120.24/16,666.02 = 8,325.02/x
  3. Step 3: Cross multiply
    11,120.24x = 16,666.02 × 8,325.02
  4. Step 4: Simplify right side
    11,120.24x = 138,744,866.49
  5. Step 5: Solve for x
    x = 138,744,866.49/11,120.24
  6. Step 6: Final answer
    x = 12,476.79

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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.