Home / 14,976.04-20,766.64-14,477.88

Finding the Fourth Proportional to 14,976.04, 20,766.64 and 14,477.88

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Solution

The fourth proportional to 14,976.04, 20,766.64 and 14,477.88 is: 20,075.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976.04 : 20,766.64 = 14,477.88 : x
  2. Step 2: Convert to fraction form
    14,976.04/20,766.64 = 14,477.88/x
  3. Step 3: Cross multiply
    14,976.04x = 20,766.64 × 14,477.88
  4. Step 4: Simplify right side
    14,976.04x = 300,656,921.92
  5. Step 5: Solve for x
    x = 300,656,921.92/14,976.04
  6. Step 6: Final answer
    x = 20,075.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.