Home / 31,943.70-44,058.84-20,607.44

Finding the Fourth Proportional to 31,943.70, 44,058.84 and 20,607.44

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Solution

The fourth proportional to 31,943.70, 44,058.84 and 20,607.44 is: 28,423.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,943.70 : 44,058.84 = 20,607.44 : x
  2. Step 2: Convert to fraction form
    31,943.70/44,058.84 = 20,607.44/x
  3. Step 3: Cross multiply
    31,943.70x = 44,058.84 × 20,607.44
  4. Step 4: Simplify right side
    31,943.70x = 907,940,063.44
  5. Step 5: Solve for x
    x = 907,940,063.44/31,943.70
  6. Step 6: Final answer
    x = 28,423.14

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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.