Home / 34,835.35-48,072.86-18,919.77

Finding the Fourth Proportional to 34,835.35, 48,072.86 and 18,919.77

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Solution

The fourth proportional to 34,835.35, 48,072.86 and 18,919.77 is: 26,109.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,835.35 : 48,072.86 = 18,919.77 : x
  2. Step 2: Convert to fraction form
    34,835.35/48,072.86 = 18,919.77/x
  3. Step 3: Cross multiply
    34,835.35x = 48,072.86 × 18,919.77
  4. Step 4: Simplify right side
    34,835.35x = 909,527,454.44
  5. Step 5: Solve for x
    x = 909,527,454.44/34,835.35
  6. Step 6: Final answer
    x = 26,109.32

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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.