Home / 12,593.26-17,390.37-8,124.69

Finding the Fourth Proportional to 12,593.26, 17,390.37 and 8,124.69

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Solution

The fourth proportional to 12,593.26, 17,390.37 and 8,124.69 is: 11,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593.26 : 17,390.37 = 8,124.69 : x
  2. Step 2: Convert to fraction form
    12,593.26/17,390.37 = 8,124.69/x
  3. Step 3: Cross multiply
    12,593.26x = 17,390.37 × 8,124.69
  4. Step 4: Simplify right side
    12,593.26x = 141,291,354.88
  5. Step 5: Solve for x
    x = 141,291,354.88/12,593.26
  6. Step 6: Final answer
    x = 11,219.60

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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.