Home / 11,034.80-16,552.20-10,127.60

Finding the Fourth Proportional to 11,034.80, 16,552.20 and 10,127.60

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Solution

The fourth proportional to 11,034.80, 16,552.20 and 10,127.60 is: 15,191.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,034.80 : 16,552.20 = 10,127.60 : x
  2. Step 2: Convert to fraction form
    11,034.80/16,552.20 = 10,127.60/x
  3. Step 3: Cross multiply
    11,034.80x = 16,552.20 × 10,127.60
  4. Step 4: Simplify right side
    11,034.80x = 167,634,060.72
  5. Step 5: Solve for x
    x = 167,634,060.72/11,034.80
  6. Step 6: Final answer
    x = 15,191.40

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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.