Home / 31,905.36-44,028.64-17,757.90

Finding the Fourth Proportional to 31,905.36, 44,028.64 and 17,757.90

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Solution

The fourth proportional to 31,905.36, 44,028.64 and 17,757.90 is: 24,505.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,905.36 : 44,028.64 = 17,757.90 : x
  2. Step 2: Convert to fraction form
    31,905.36/44,028.64 = 17,757.90/x
  3. Step 3: Cross multiply
    31,905.36x = 44,028.64 × 17,757.90
  4. Step 4: Simplify right side
    31,905.36x = 781,855,877.32
  5. Step 5: Solve for x
    x = 781,855,877.32/31,905.36
  6. Step 6: Final answer
    x = 24,505.47

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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.