Home / 11,079.12-16,618.56-10,525.44

Finding the Fourth Proportional to 11,079.12, 16,618.56 and 10,525.44

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Solution

The fourth proportional to 11,079.12, 16,618.56 and 10,525.44 is: 15,788.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.12 : 16,618.56 = 10,525.44 : x
  2. Step 2: Convert to fraction form
    11,079.12/16,618.56 = 10,525.44/x
  3. Step 3: Cross multiply
    11,079.12x = 16,618.56 × 10,525.44
  4. Step 4: Simplify right side
    11,079.12x = 174,917,656.17
  5. Step 5: Solve for x
    x = 174,917,656.17/11,079.12
  6. Step 6: Final answer
    x = 15,788.05

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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.