Home / 11,140.60-16,583.60-10,974.50

Finding the Fourth Proportional to 11,140.60, 16,583.60 and 10,974.50

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Solution

The fourth proportional to 11,140.60, 16,583.60 and 10,974.50 is: 16,336.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.60 : 16,583.60 = 10,974.50 : x
  2. Step 2: Convert to fraction form
    11,140.60/16,583.60 = 10,974.50/x
  3. Step 3: Cross multiply
    11,140.60x = 16,583.60 × 10,974.50
  4. Step 4: Simplify right side
    11,140.60x = 181,996,718.20
  5. Step 5: Solve for x
    x = 181,996,718.20/11,140.60
  6. Step 6: Final answer
    x = 16,336.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.