Home / 22,859.84-31,549.40-13,910.44

Finding the Fourth Proportional to 22,859.84, 31,549.40 and 13,910.44

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Solution

The fourth proportional to 22,859.84, 31,549.40 and 13,910.44 is: 19,198.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,859.84 : 31,549.40 = 13,910.44 : x
  2. Step 2: Convert to fraction form
    22,859.84/31,549.40 = 13,910.44/x
  3. Step 3: Cross multiply
    22,859.84x = 31,549.40 × 13,910.44
  4. Step 4: Simplify right side
    22,859.84x = 438,866,035.74
  5. Step 5: Solve for x
    x = 438,866,035.74/22,859.84
  6. Step 6: Final answer
    x = 19,198.12

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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.