Home / 14,872.26-20,525.44-8,903.93

Finding the Fourth Proportional to 14,872.26, 20,525.44 and 8,903.93

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Solution

The fourth proportional to 14,872.26, 20,525.44 and 8,903.93 is: 12,288.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,872.26 : 20,525.44 = 8,903.93 : x
  2. Step 2: Convert to fraction form
    14,872.26/20,525.44 = 8,903.93/x
  3. Step 3: Cross multiply
    14,872.26x = 20,525.44 × 8,903.93
  4. Step 4: Simplify right side
    14,872.26x = 182,757,080.98
  5. Step 5: Solve for x
    x = 182,757,080.98/14,872.26
  6. Step 6: Final answer
    x = 12,288.45

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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.