Home / 19,904.34-29,851.70-5,860.55

Finding the Fourth Proportional to 19,904.34, 29,851.70 and 5,860.55

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Solution

The fourth proportional to 19,904.34, 29,851.70 and 5,860.55 is: 8,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904.34 : 29,851.70 = 5,860.55 : x
  2. Step 2: Convert to fraction form
    19,904.34/29,851.70 = 5,860.55/x
  3. Step 3: Cross multiply
    19,904.34x = 29,851.70 × 5,860.55
  4. Step 4: Simplify right side
    19,904.34x = 174,947,231.18
  5. Step 5: Solve for x
    x = 174,947,231.18/19,904.34
  6. Step 6: Final answer
    x = 8,789.40

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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.