Home / 14,782.65-20,392.99-10,004.27

Finding the Fourth Proportional to 14,782.65, 20,392.99 and 10,004.27

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Solution

The fourth proportional to 14,782.65, 20,392.99 and 10,004.27 is: 13,801.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,782.65 : 20,392.99 = 10,004.27 : x
  2. Step 2: Convert to fraction form
    14,782.65/20,392.99 = 10,004.27/x
  3. Step 3: Cross multiply
    14,782.65x = 20,392.99 × 10,004.27
  4. Step 4: Simplify right side
    14,782.65x = 204,016,851.09
  5. Step 5: Solve for x
    x = 204,016,851.09/14,782.65
  6. Step 6: Final answer
    x = 13,801.10

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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.