Home / 45,455.75-62,730.77-25,311.35

Finding the Fourth Proportional to 45,455.75, 62,730.77 and 25,311.35

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Solution

The fourth proportional to 45,455.75, 62,730.77 and 25,311.35 is: 34,930.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,455.75 : 62,730.77 = 25,311.35 : x
  2. Step 2: Convert to fraction form
    45,455.75/62,730.77 = 25,311.35/x
  3. Step 3: Cross multiply
    45,455.75x = 62,730.77 × 25,311.35
  4. Step 4: Simplify right side
    45,455.75x = 1,587,800,035.03
  5. Step 5: Solve for x
    x = 1,587,800,035.03/45,455.75
  6. Step 6: Final answer
    x = 34,930.68

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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.