Home / 10,675.80-14,766.30-9,433.80

Finding the Fourth Proportional to 10,675.80, 14,766.30 and 9,433.80

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Solution

The fourth proportional to 10,675.80, 14,766.30 and 9,433.80 is: 13,048.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,675.80 : 14,766.30 = 9,433.80 : x
  2. Step 2: Convert to fraction form
    10,675.80/14,766.30 = 9,433.80/x
  3. Step 3: Cross multiply
    10,675.80x = 14,766.30 × 9,433.80
  4. Step 4: Simplify right side
    10,675.80x = 139,302,320.94
  5. Step 5: Solve for x
    x = 139,302,320.94/10,675.80
  6. Step 6: Final answer
    x = 13,048.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.