Home / 34,835.42-48,073.12-18,919.87

Finding the Fourth Proportional to 34,835.42, 48,073.12 and 18,919.87

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Solution

The fourth proportional to 34,835.42, 48,073.12 and 18,919.87 is: 26,109.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,835.42 : 48,073.12 = 18,919.87 : x
  2. Step 2: Convert to fraction form
    34,835.42/48,073.12 = 18,919.87/x
  3. Step 3: Cross multiply
    34,835.42x = 48,073.12 × 18,919.87
  4. Step 4: Simplify right side
    34,835.42x = 909,537,078.84
  5. Step 5: Solve for x
    x = 909,537,078.84/34,835.42
  6. Step 6: Final answer
    x = 26,109.55

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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.