Home / 11,283.30-16,892.55-10,116.90

Finding the Fourth Proportional to 11,283.30, 16,892.55 and 10,116.90

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Solution

The fourth proportional to 11,283.30, 16,892.55 and 10,116.90 is: 15,146.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.30 : 16,892.55 = 10,116.90 : x
  2. Step 2: Convert to fraction form
    11,283.30/16,892.55 = 10,116.90/x
  3. Step 3: Cross multiply
    11,283.30x = 16,892.55 × 10,116.90
  4. Step 4: Simplify right side
    11,283.30x = 170,900,239.10
  5. Step 5: Solve for x
    x = 170,900,239.10/11,283.30
  6. Step 6: Final answer
    x = 15,146.30

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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.