Home / 22,933.44-31,650.24-13,981.44

Finding the Fourth Proportional to 22,933.44, 31,650.24 and 13,981.44

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Solution

The fourth proportional to 22,933.44, 31,650.24 and 13,981.44 is: 19,295.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,933.44 : 31,650.24 = 13,981.44 : x
  2. Step 2: Convert to fraction form
    22,933.44/31,650.24 = 13,981.44/x
  3. Step 3: Cross multiply
    22,933.44x = 31,650.24 × 13,981.44
  4. Step 4: Simplify right side
    22,933.44x = 442,515,931.55
  5. Step 5: Solve for x
    x = 442,515,931.55/22,933.44
  6. Step 6: Final answer
    x = 19,295.66

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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.