Home / 31,901.84-44,020.72-18,471.27

Finding the Fourth Proportional to 31,901.84, 44,020.72 and 18,471.27

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Solution

The fourth proportional to 31,901.84, 44,020.72 and 18,471.27 is: 25,488.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,901.84 : 44,020.72 = 18,471.27 : x
  2. Step 2: Convert to fraction form
    31,901.84/44,020.72 = 18,471.27/x
  3. Step 3: Cross multiply
    31,901.84x = 44,020.72 × 18,471.27
  4. Step 4: Simplify right side
    31,901.84x = 813,118,434.44
  5. Step 5: Solve for x
    x = 813,118,434.44/31,901.84
  6. Step 6: Final answer
    x = 25,488.14

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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.