Home / 31,554.13-43,523.01-18,797.49

Finding the Fourth Proportional to 31,554.13, 43,523.01 and 18,797.49

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Solution

The fourth proportional to 31,554.13, 43,523.01 and 18,797.49 is: 25,927.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,554.13 : 43,523.01 = 18,797.49 : x
  2. Step 2: Convert to fraction form
    31,554.13/43,523.01 = 18,797.49/x
  3. Step 3: Cross multiply
    31,554.13x = 43,523.01 × 18,797.49
  4. Step 4: Simplify right side
    31,554.13x = 818,123,345.24
  5. Step 5: Solve for x
    x = 818,123,345.24/31,554.13
  6. Step 6: Final answer
    x = 25,927.62

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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.