Home / 11,670.98-16,106.60-10,883.66

Finding the Fourth Proportional to 11,670.98, 16,106.60 and 10,883.66

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Solution

The fourth proportional to 11,670.98, 16,106.60 and 10,883.66 is: 15,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.98 : 16,106.60 = 10,883.66 : x
  2. Step 2: Convert to fraction form
    11,670.98/16,106.60 = 10,883.66/x
  3. Step 3: Cross multiply
    11,670.98x = 16,106.60 × 10,883.66
  4. Step 4: Simplify right side
    11,670.98x = 175,298,623.20
  5. Step 5: Solve for x
    x = 175,298,623.20/11,670.98
  6. Step 6: Final answer
    x = 15,020.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.