Home / 30,396.23-45,596.97-8,209.52

Finding the Fourth Proportional to 30,396.23, 45,596.97 and 8,209.52

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Solution

The fourth proportional to 30,396.23, 45,596.97 and 8,209.52 is: 12,314.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,396.23 : 45,596.97 = 8,209.52 : x
  2. Step 2: Convert to fraction form
    30,396.23/45,596.97 = 8,209.52/x
  3. Step 3: Cross multiply
    30,396.23x = 45,596.97 × 8,209.52
  4. Step 4: Simplify right side
    30,396.23x = 374,329,009.17
  5. Step 5: Solve for x
    x = 374,329,009.17/30,396.23
  6. Step 6: Final answer
    x = 12,314.98

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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.