Home / 30,633.29-45,952.50-8,446.65

Finding the Fourth Proportional to 30,633.29, 45,952.50 and 8,446.65

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Solution

The fourth proportional to 30,633.29, 45,952.50 and 8,446.65 is: 12,670.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,633.29 : 45,952.50 = 8,446.65 : x
  2. Step 2: Convert to fraction form
    30,633.29/45,952.50 = 8,446.65/x
  3. Step 3: Cross multiply
    30,633.29x = 45,952.50 × 8,446.65
  4. Step 4: Simplify right side
    30,633.29x = 388,144,684.13
  5. Step 5: Solve for x
    x = 388,144,684.13/30,633.29
  6. Step 6: Final answer
    x = 12,670.68

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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.