Home / 34,856.78-48,102.57-18,941.18

Finding the Fourth Proportional to 34,856.78, 48,102.57 and 18,941.18

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Solution

The fourth proportional to 34,856.78, 48,102.57 and 18,941.18 is: 26,138.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,856.78 : 48,102.57 = 18,941.18 : x
  2. Step 2: Convert to fraction form
    34,856.78/48,102.57 = 18,941.18/x
  3. Step 3: Cross multiply
    34,856.78x = 48,102.57 × 18,941.18
  4. Step 4: Simplify right side
    34,856.78x = 911,119,436.83
  5. Step 5: Solve for x
    x = 911,119,436.83/34,856.78
  6. Step 6: Final answer
    x = 26,138.94

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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.