Home / 19,560.04-29,339.97-4,768.90

Finding the Fourth Proportional to 19,560.04, 29,339.97 and 4,768.90

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Solution

The fourth proportional to 19,560.04, 29,339.97 and 4,768.90 is: 7,153.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.04 : 29,339.97 = 4,768.90 : x
  2. Step 2: Convert to fraction form
    19,560.04/29,339.97 = 4,768.90/x
  3. Step 3: Cross multiply
    19,560.04x = 29,339.97 × 4,768.90
  4. Step 4: Simplify right side
    19,560.04x = 139,919,382.93
  5. Step 5: Solve for x
    x = 139,919,382.93/19,560.04
  6. Step 6: Final answer
    x = 7,153.33

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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.