Home / 19,562.60-29,343.62-4,771.52

Finding the Fourth Proportional to 19,562.60, 29,343.62 and 4,771.52

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Solution

The fourth proportional to 19,562.60, 29,343.62 and 4,771.52 is: 7,157.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,562.60 : 29,343.62 = 4,771.52 : x
  2. Step 2: Convert to fraction form
    19,562.60/29,343.62 = 4,771.52/x
  3. Step 3: Cross multiply
    19,562.60x = 29,343.62 × 4,771.52
  4. Step 4: Simplify right side
    19,562.60x = 140,013,669.70
  5. Step 5: Solve for x
    x = 140,013,669.70/19,562.60
  6. Step 6: Final answer
    x = 7,157.21

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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.