Home / 22,847.52-31,536.29-13,289.66

Finding the Fourth Proportional to 22,847.52, 31,536.29 and 13,289.66

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Solution

The fourth proportional to 22,847.52, 31,536.29 and 13,289.66 is: 18,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,847.52 : 31,536.29 = 13,289.66 : x
  2. Step 2: Convert to fraction form
    22,847.52/31,536.29 = 13,289.66/x
  3. Step 3: Cross multiply
    22,847.52x = 31,536.29 × 13,289.66
  4. Step 4: Simplify right side
    22,847.52x = 419,106,515.73
  5. Step 5: Solve for x
    x = 419,106,515.73/22,847.52
  6. Step 6: Final answer
    x = 18,343.63

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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.