Home / 16,531.75-22,814.37-9,079.75

Finding the Fourth Proportional to 16,531.75, 22,814.37 and 9,079.75

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Solution

The fourth proportional to 16,531.75, 22,814.37 and 9,079.75 is: 12,530.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.75 : 22,814.37 = 9,079.75 : x
  2. Step 2: Convert to fraction form
    16,531.75/22,814.37 = 9,079.75/x
  3. Step 3: Cross multiply
    16,531.75x = 22,814.37 × 9,079.75
  4. Step 4: Simplify right side
    16,531.75x = 207,148,776.01
  5. Step 5: Solve for x
    x = 207,148,776.01/16,531.75
  6. Step 6: Final answer
    x = 12,530.36

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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.