Home / 19,950.20-29,901.94-12,825.35

Finding the Fourth Proportional to 19,950.20, 29,901.94 and 12,825.35

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Solution

The fourth proportional to 19,950.20, 29,901.94 and 12,825.35 is: 19,223.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,950.20 : 29,901.94 = 12,825.35 : x
  2. Step 2: Convert to fraction form
    19,950.20/29,901.94 = 12,825.35/x
  3. Step 3: Cross multiply
    19,950.20x = 29,901.94 × 12,825.35
  4. Step 4: Simplify right side
    19,950.20x = 383,502,846.18
  5. Step 5: Solve for x
    x = 383,502,846.18/19,950.20
  6. Step 6: Final answer
    x = 19,223.01

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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.