Home / 14,724.72-20,292.12-10,525.68

Finding the Fourth Proportional to 14,724.72, 20,292.12 and 10,525.68

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Solution

The fourth proportional to 14,724.72, 20,292.12 and 10,525.68 is: 14,505.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.72 : 20,292.12 = 10,525.68 : x
  2. Step 2: Convert to fraction form
    14,724.72/20,292.12 = 10,525.68/x
  3. Step 3: Cross multiply
    14,724.72x = 20,292.12 × 10,525.68
  4. Step 4: Simplify right side
    14,724.72x = 213,588,361.64
  5. Step 5: Solve for x
    x = 213,588,361.64/14,724.72
  6. Step 6: Final answer
    x = 14,505.43

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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.