Home / 31,943.36-44,058.38-20,607.10

Finding the Fourth Proportional to 31,943.36, 44,058.38 and 20,607.10

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Solution

The fourth proportional to 31,943.36, 44,058.38 and 20,607.10 is: 28,422.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,943.36 : 44,058.38 = 20,607.10 : x
  2. Step 2: Convert to fraction form
    31,943.36/44,058.38 = 20,607.10/x
  3. Step 3: Cross multiply
    31,943.36x = 44,058.38 × 20,607.10
  4. Step 4: Simplify right side
    31,943.36x = 907,915,229.32
  5. Step 5: Solve for x
    x = 907,915,229.32/31,943.36
  6. Step 6: Final answer
    x = 28,422.66

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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.