Home / 41,408.49-57,160.89-31,339.74

Finding the Fourth Proportional to 41,408.49, 57,160.89 and 31,339.74

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Solution

The fourth proportional to 41,408.49, 57,160.89 and 31,339.74 is: 43,261.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,408.49 : 57,160.89 = 31,339.74 : x
  2. Step 2: Convert to fraction form
    41,408.49/57,160.89 = 31,339.74/x
  3. Step 3: Cross multiply
    41,408.49x = 57,160.89 × 31,339.74
  4. Step 4: Simplify right side
    41,408.49x = 1,791,407,430.77
  5. Step 5: Solve for x
    x = 1,791,407,430.77/41,408.49
  6. Step 6: Final answer
    x = 43,261.84

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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.