Home / 19,687.37-29,522.39-7,204.15

Finding the Fourth Proportional to 19,687.37, 29,522.39 and 7,204.15

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Solution

The fourth proportional to 19,687.37, 29,522.39 and 7,204.15 is: 10,803.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,687.37 : 29,522.39 = 7,204.15 : x
  2. Step 2: Convert to fraction form
    19,687.37/29,522.39 = 7,204.15/x
  3. Step 3: Cross multiply
    19,687.37x = 29,522.39 × 7,204.15
  4. Step 4: Simplify right side
    19,687.37x = 212,683,725.92
  5. Step 5: Solve for x
    x = 212,683,725.92/19,687.37
  6. Step 6: Final answer
    x = 10,803.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.