Home / 10,967.26-16,447.56-9,212.80

Finding the Fourth Proportional to 10,967.26, 16,447.56 and 9,212.80

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Solution

The fourth proportional to 10,967.26, 16,447.56 and 9,212.80 is: 13,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,967.26 : 16,447.56 = 9,212.80 : x
  2. Step 2: Convert to fraction form
    10,967.26/16,447.56 = 9,212.80/x
  3. Step 3: Cross multiply
    10,967.26x = 16,447.56 × 9,212.80
  4. Step 4: Simplify right side
    10,967.26x = 151,528,080.77
  5. Step 5: Solve for x
    x = 151,528,080.77/10,967.26
  6. Step 6: Final answer
    x = 13,816.40

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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.