Home / 30,777.26-46,173.68-8,590.62

Finding the Fourth Proportional to 30,777.26, 46,173.68 and 8,590.62

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Solution

The fourth proportional to 30,777.26, 46,173.68 and 8,590.62 is: 12,888.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,777.26 : 46,173.68 = 8,590.62 : x
  2. Step 2: Convert to fraction form
    30,777.26/46,173.68 = 8,590.62/x
  3. Step 3: Cross multiply
    30,777.26x = 46,173.68 × 8,590.62
  4. Step 4: Simplify right side
    30,777.26x = 396,660,538.88
  5. Step 5: Solve for x
    x = 396,660,538.88/30,777.26
  6. Step 6: Final answer
    x = 12,888.10

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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.