Home / 31,074.25-46,617.47-12,350.80

Finding the Fourth Proportional to 31,074.25, 46,617.47 and 12,350.80

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Solution

The fourth proportional to 31,074.25, 46,617.47 and 12,350.80 is: 18,528.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,074.25 : 46,617.47 = 12,350.80 : x
  2. Step 2: Convert to fraction form
    31,074.25/46,617.47 = 12,350.80/x
  3. Step 3: Cross multiply
    31,074.25x = 46,617.47 × 12,350.80
  4. Step 4: Simplify right side
    31,074.25x = 575,763,048.48
  5. Step 5: Solve for x
    x = 575,763,048.48/31,074.25
  6. Step 6: Final answer
    x = 18,528.62

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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.