Home / 19,050.42-28,575.63-5,199.42

Finding the Fourth Proportional to 19,050.42, 28,575.63 and 5,199.42

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Solution

The fourth proportional to 19,050.42, 28,575.63 and 5,199.42 is: 7,799.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,050.42 : 28,575.63 = 5,199.42 : x
  2. Step 2: Convert to fraction form
    19,050.42/28,575.63 = 5,199.42/x
  3. Step 3: Cross multiply
    19,050.42x = 28,575.63 × 5,199.42
  4. Step 4: Simplify right side
    19,050.42x = 148,576,702.13
  5. Step 5: Solve for x
    x = 148,576,702.13/19,050.42
  6. Step 6: Final answer
    x = 7,799.13

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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.