Home / 19,860.96-29,795.28-7,548

Finding the Fourth Proportional to 19,860.96, 29,795.28 and 7,548

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Solution

The fourth proportional to 19,860.96, 29,795.28 and 7,548 is: 11,323.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,860.96 : 29,795.28 = 7,548 : x
  2. Step 2: Convert to fraction form
    19,860.96/29,795.28 = 7,548/x
  3. Step 3: Cross multiply
    19,860.96x = 29,795.28 × 7,548
  4. Step 4: Simplify right side
    19,860.96x = 224,894,773.44
  5. Step 5: Solve for x
    x = 224,894,773.44/19,860.96
  6. Step 6: Final answer
    x = 11,323.46

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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.