Home / 10,874.64-16,216.68-10,776.12

Finding the Fourth Proportional to 10,874.64, 16,216.68 and 10,776.12

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Solution

The fourth proportional to 10,874.64, 16,216.68 and 10,776.12 is: 16,069.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.64 : 16,216.68 = 10,776.12 : x
  2. Step 2: Convert to fraction form
    10,874.64/16,216.68 = 10,776.12/x
  3. Step 3: Cross multiply
    10,874.64x = 16,216.68 × 10,776.12
  4. Step 4: Simplify right side
    10,874.64x = 174,752,889.68
  5. Step 5: Solve for x
    x = 174,752,889.68/10,874.64
  6. Step 6: Final answer
    x = 16,069.76

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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.