Home / 12,010.60-16,564.26-9,651.88

Finding the Fourth Proportional to 12,010.60, 16,564.26 and 9,651.88

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Solution

The fourth proportional to 12,010.60, 16,564.26 and 9,651.88 is: 13,311.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010.60 : 16,564.26 = 9,651.88 : x
  2. Step 2: Convert to fraction form
    12,010.60/16,564.26 = 9,651.88/x
  3. Step 3: Cross multiply
    12,010.60x = 16,564.26 × 9,651.88
  4. Step 4: Simplify right side
    12,010.60x = 159,876,249.81
  5. Step 5: Solve for x
    x = 159,876,249.81/12,010.60
  6. Step 6: Final answer
    x = 13,311.26

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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.