Home / 15,410.58-21,266.48-8,336.98

Finding the Fourth Proportional to 15,410.58, 21,266.48 and 8,336.98

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Solution

The fourth proportional to 15,410.58, 21,266.48 and 8,336.98 is: 11,504.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410.58 : 21,266.48 = 8,336.98 : x
  2. Step 2: Convert to fraction form
    15,410.58/21,266.48 = 8,336.98/x
  3. Step 3: Cross multiply
    15,410.58x = 21,266.48 × 8,336.98
  4. Step 4: Simplify right side
    15,410.58x = 177,298,218.43
  5. Step 5: Solve for x
    x = 177,298,218.43/15,410.58
  6. Step 6: Final answer
    x = 11,504.97

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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.