Home / 11,316.56-16,848.10-11,261.84

Finding the Fourth Proportional to 11,316.56, 16,848.10 and 11,261.84

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Solution

The fourth proportional to 11,316.56, 16,848.10 and 11,261.84 is: 16,766.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316.56 : 16,848.10 = 11,261.84 : x
  2. Step 2: Convert to fraction form
    11,316.56/16,848.10 = 11,261.84/x
  3. Step 3: Cross multiply
    11,316.56x = 16,848.10 × 11,261.84
  4. Step 4: Simplify right side
    11,316.56x = 189,740,606.50
  5. Step 5: Solve for x
    x = 189,740,606.50/11,316.56
  6. Step 6: Final answer
    x = 16,766.63

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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.