Home / 10,901.20-16,342.08-9,067.36

Finding the Fourth Proportional to 10,901.20, 16,342.08 and 9,067.36

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Solution

The fourth proportional to 10,901.20, 16,342.08 and 9,067.36 is: 13,592.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.20 : 16,342.08 = 9,067.36 : x
  2. Step 2: Convert to fraction form
    10,901.20/16,342.08 = 9,067.36/x
  3. Step 3: Cross multiply
    10,901.20x = 16,342.08 × 9,067.36
  4. Step 4: Simplify right side
    10,901.20x = 148,179,522.51
  5. Step 5: Solve for x
    x = 148,179,522.51/10,901.20
  6. Step 6: Final answer
    x = 13,592.96

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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.