Home / 19,728.58-29,592.60-4,937.44

Finding the Fourth Proportional to 19,728.58, 29,592.60 and 4,937.44

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Solution

The fourth proportional to 19,728.58, 29,592.60 and 4,937.44 is: 7,406.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,728.58 : 29,592.60 = 4,937.44 : x
  2. Step 2: Convert to fraction form
    19,728.58/29,592.60 = 4,937.44/x
  3. Step 3: Cross multiply
    19,728.58x = 29,592.60 × 4,937.44
  4. Step 4: Simplify right side
    19,728.58x = 146,111,686.94
  5. Step 5: Solve for x
    x = 146,111,686.94/19,728.58
  6. Step 6: Final answer
    x = 7,406.09

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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.