Home / 11,073.60-15,282.72-10,729.44

Finding the Fourth Proportional to 11,073.60, 15,282.72 and 10,729.44

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Solution

The fourth proportional to 11,073.60, 15,282.72 and 10,729.44 is: 14,807.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.60 : 15,282.72 = 10,729.44 : x
  2. Step 2: Convert to fraction form
    11,073.60/15,282.72 = 10,729.44/x
  3. Step 3: Cross multiply
    11,073.60x = 15,282.72 × 10,729.44
  4. Step 4: Simplify right side
    11,073.60x = 163,975,027.28
  5. Step 5: Solve for x
    x = 163,975,027.28/11,073.60
  6. Step 6: Final answer
    x = 14,807.74

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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.