Home / 14,525.36-20,044.20-8,555.64

Finding the Fourth Proportional to 14,525.36, 20,044.20 and 8,555.64

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Solution

The fourth proportional to 14,525.36, 20,044.20 and 8,555.64 is: 11,806.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,525.36 : 20,044.20 = 8,555.64 : x
  2. Step 2: Convert to fraction form
    14,525.36/20,044.20 = 8,555.64/x
  3. Step 3: Cross multiply
    14,525.36x = 20,044.20 × 8,555.64
  4. Step 4: Simplify right side
    14,525.36x = 171,490,959.29
  5. Step 5: Solve for x
    x = 171,490,959.29/14,525.36
  6. Step 6: Final answer
    x = 11,806.31

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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.