Home / 23,536.35-35,272.49-12,990.66

Finding the Fourth Proportional to 23,536.35, 35,272.49 and 12,990.66

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Solution

The fourth proportional to 23,536.35, 35,272.49 and 12,990.66 is: 19,468.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,536.35 : 35,272.49 = 12,990.66 : x
  2. Step 2: Convert to fraction form
    23,536.35/35,272.49 = 12,990.66/x
  3. Step 3: Cross multiply
    23,536.35x = 35,272.49 × 12,990.66
  4. Step 4: Simplify right side
    23,536.35x = 458,212,859.99
  5. Step 5: Solve for x
    x = 458,212,859.99/23,536.35
  6. Step 6: Final answer
    x = 19,468.31

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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.