Home / 22,852.78-31,536.66-13,292.85

Finding the Fourth Proportional to 22,852.78, 31,536.66 and 13,292.85

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Solution

The fourth proportional to 22,852.78, 31,536.66 and 13,292.85 is: 18,344.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,852.78 : 31,536.66 = 13,292.85 : x
  2. Step 2: Convert to fraction form
    22,852.78/31,536.66 = 13,292.85/x
  3. Step 3: Cross multiply
    22,852.78x = 31,536.66 × 13,292.85
  4. Step 4: Simplify right side
    22,852.78x = 419,212,090.88
  5. Step 5: Solve for x
    x = 419,212,090.88/22,852.78
  6. Step 6: Final answer
    x = 18,344.03

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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.