Home / 34,876.22-48,131.15-18,960.35

Finding the Fourth Proportional to 34,876.22, 48,131.15 and 18,960.35

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Solution

The fourth proportional to 34,876.22, 48,131.15 and 18,960.35 is: 26,166.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,876.22 : 48,131.15 = 18,960.35 : x
  2. Step 2: Convert to fraction form
    34,876.22/48,131.15 = 18,960.35/x
  3. Step 3: Cross multiply
    34,876.22x = 48,131.15 × 18,960.35
  4. Step 4: Simplify right side
    34,876.22x = 912,583,114.45
  5. Step 5: Solve for x
    x = 912,583,114.45/34,876.22
  6. Step 6: Final answer
    x = 26,166.35

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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.