Home / 41,319.21-57,020.16-22,456.35

Finding the Fourth Proportional to 41,319.21, 57,020.16 and 22,456.35

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Solution

The fourth proportional to 41,319.21, 57,020.16 and 22,456.35 is: 30,989.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,319.21 : 57,020.16 = 22,456.35 : x
  2. Step 2: Convert to fraction form
    41,319.21/57,020.16 = 22,456.35/x
  3. Step 3: Cross multiply
    41,319.21x = 57,020.16 × 22,456.35
  4. Step 4: Simplify right side
    41,319.21x = 1,280,464,670.02
  5. Step 5: Solve for x
    x = 1,280,464,670.02/41,319.21
  6. Step 6: Final answer
    x = 30,989.57

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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.