Home / 22,994.13-31,732.01-13,434.56

Finding the Fourth Proportional to 22,994.13, 31,732.01 and 13,434.56

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Solution

The fourth proportional to 22,994.13, 31,732.01 and 13,434.56 is: 18,539.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,994.13 : 31,732.01 = 13,434.56 : x
  2. Step 2: Convert to fraction form
    22,994.13/31,732.01 = 13,434.56/x
  3. Step 3: Cross multiply
    22,994.13x = 31,732.01 × 13,434.56
  4. Step 4: Simplify right side
    22,994.13x = 426,305,679.99
  5. Step 5: Solve for x
    x = 426,305,679.99/22,994.13
  6. Step 6: Final answer
    x = 18,539.76

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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.