Home / 14,184.08-19,573.24-7,809.42

Finding the Fourth Proportional to 14,184.08, 19,573.24 and 7,809.42

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Solution

The fourth proportional to 14,184.08, 19,573.24 and 7,809.42 is: 10,776.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.08 : 19,573.24 = 7,809.42 : x
  2. Step 2: Convert to fraction form
    14,184.08/19,573.24 = 7,809.42/x
  3. Step 3: Cross multiply
    14,184.08x = 19,573.24 × 7,809.42
  4. Step 4: Simplify right side
    14,184.08x = 152,855,651.92
  5. Step 5: Solve for x
    x = 152,855,651.92/14,184.08
  6. Step 6: Final answer
    x = 10,776.56

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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.