Home / 30,766.35-46,131.90-18,295.08

Finding the Fourth Proportional to 30,766.35, 46,131.90 and 18,295.08

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Solution

The fourth proportional to 30,766.35, 46,131.90 and 18,295.08 is: 27,432.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,766.35 : 46,131.90 = 18,295.08 : x
  2. Step 2: Convert to fraction form
    30,766.35/46,131.90 = 18,295.08/x
  3. Step 3: Cross multiply
    30,766.35x = 46,131.90 × 18,295.08
  4. Step 4: Simplify right side
    30,766.35x = 843,986,801.05
  5. Step 5: Solve for x
    x = 843,986,801.05/30,766.35
  6. Step 6: Final answer
    x = 27,432.14

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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.