Home / 11,016.64-15,214.48-10,068.88

Finding the Fourth Proportional to 11,016.64, 15,214.48 and 10,068.88

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Solution

The fourth proportional to 11,016.64, 15,214.48 and 10,068.88 is: 13,905.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,016.64 : 15,214.48 = 10,068.88 : x
  2. Step 2: Convert to fraction form
    11,016.64/15,214.48 = 10,068.88/x
  3. Step 3: Cross multiply
    11,016.64x = 15,214.48 × 10,068.88
  4. Step 4: Simplify right side
    11,016.64x = 153,192,773.38
  5. Step 5: Solve for x
    x = 153,192,773.38/11,016.64
  6. Step 6: Final answer
    x = 13,905.58

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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.