Home / 30,976.61-46,466.68-8,788.24

Finding the Fourth Proportional to 30,976.61, 46,466.68 and 8,788.24

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Solution

The fourth proportional to 30,976.61, 46,466.68 and 8,788.24 is: 13,182.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,976.61 : 46,466.68 = 8,788.24 : x
  2. Step 2: Convert to fraction form
    30,976.61/46,466.68 = 8,788.24/x
  3. Step 3: Cross multiply
    30,976.61x = 46,466.68 × 8,788.24
  4. Step 4: Simplify right side
    30,976.61x = 408,360,404.91
  5. Step 5: Solve for x
    x = 408,360,404.91/30,976.61
  6. Step 6: Final answer
    x = 13,182.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.