Home / 22,729.48-31,370.42-14,234.82

Finding the Fourth Proportional to 22,729.48, 31,370.42 and 14,234.82

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Solution

The fourth proportional to 22,729.48, 31,370.42 and 14,234.82 is: 19,646.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,729.48 : 31,370.42 = 14,234.82 : x
  2. Step 2: Convert to fraction form
    22,729.48/31,370.42 = 14,234.82/x
  3. Step 3: Cross multiply
    22,729.48x = 31,370.42 × 14,234.82
  4. Step 4: Simplify right side
    22,729.48x = 446,552,282.02
  5. Step 5: Solve for x
    x = 446,552,282.02/22,729.48
  6. Step 6: Final answer
    x = 19,646.39

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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.