Home / 14,520.24-21,776.04-5,284.08

Finding the Fourth Proportional to 14,520.24, 21,776.04 and 5,284.08

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Solution

The fourth proportional to 14,520.24, 21,776.04 and 5,284.08 is: 7,924.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520.24 : 21,776.04 = 5,284.08 : x
  2. Step 2: Convert to fraction form
    14,520.24/21,776.04 = 5,284.08/x
  3. Step 3: Cross multiply
    14,520.24x = 21,776.04 × 5,284.08
  4. Step 4: Simplify right side
    14,520.24x = 115,066,337.44
  5. Step 5: Solve for x
    x = 115,066,337.44/14,520.24
  6. Step 6: Final answer
    x = 7,924.55

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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.