Home / 31,926.19-44,058.13-18,505.22

Finding the Fourth Proportional to 31,926.19, 44,058.13 and 18,505.22

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Solution

The fourth proportional to 31,926.19, 44,058.13 and 18,505.22 is: 25,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,926.19 : 44,058.13 = 18,505.22 : x
  2. Step 2: Convert to fraction form
    31,926.19/44,058.13 = 18,505.22/x
  3. Step 3: Cross multiply
    31,926.19x = 44,058.13 × 18,505.22
  4. Step 4: Simplify right side
    31,926.19x = 815,305,431.67
  5. Step 5: Solve for x
    x = 815,305,431.67/31,926.19
  6. Step 6: Final answer
    x = 25,537.20

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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.