Home / 22,548.87-31,103.84-14,892.21

Finding the Fourth Proportional to 22,548.87, 31,103.84 and 14,892.21

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Solution

The fourth proportional to 22,548.87, 31,103.84 and 14,892.21 is: 20,542.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,548.87 : 31,103.84 = 14,892.21 : x
  2. Step 2: Convert to fraction form
    22,548.87/31,103.84 = 14,892.21/x
  3. Step 3: Cross multiply
    22,548.87x = 31,103.84 × 14,892.21
  4. Step 4: Simplify right side
    22,548.87x = 463,204,842.63
  5. Step 5: Solve for x
    x = 463,204,842.63/22,548.87
  6. Step 6: Final answer
    x = 20,542.26

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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.