Home / 19,453.22-29,173.74-8,359.46

Finding the Fourth Proportional to 19,453.22, 29,173.74 and 8,359.46

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Solution

The fourth proportional to 19,453.22, 29,173.74 and 8,359.46 is: 12,536.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453.22 : 29,173.74 = 8,359.46 : x
  2. Step 2: Convert to fraction form
    19,453.22/29,173.74 = 8,359.46/x
  3. Step 3: Cross multiply
    19,453.22x = 29,173.74 × 8,359.46
  4. Step 4: Simplify right side
    19,453.22x = 243,876,712.58
  5. Step 5: Solve for x
    x = 243,876,712.58/19,453.22
  6. Step 6: Final answer
    x = 12,536.57

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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.