Home / 14,573.36-20,106.24-8,284.16

Finding the Fourth Proportional to 14,573.36, 20,106.24 and 8,284.16

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Solution

The fourth proportional to 14,573.36, 20,106.24 and 8,284.16 is: 11,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,573.36 : 20,106.24 = 8,284.16 : x
  2. Step 2: Convert to fraction form
    14,573.36/20,106.24 = 8,284.16/x
  3. Step 3: Cross multiply
    14,573.36x = 20,106.24 × 8,284.16
  4. Step 4: Simplify right side
    14,573.36x = 166,563,309.16
  5. Step 5: Solve for x
    x = 166,563,309.16/14,573.36
  6. Step 6: Final answer
    x = 11,429.30

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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.