Home / 19,562.18-29,343.58-4,771.38

Finding the Fourth Proportional to 19,562.18, 29,343.58 and 4,771.38

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Solution

The fourth proportional to 19,562.18, 29,343.58 and 4,771.38 is: 7,157.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,562.18 : 29,343.58 = 4,771.38 : x
  2. Step 2: Convert to fraction form
    19,562.18/29,343.58 = 4,771.38/x
  3. Step 3: Cross multiply
    19,562.18x = 29,343.58 × 4,771.38
  4. Step 4: Simplify right side
    19,562.18x = 140,009,358.81
  5. Step 5: Solve for x
    x = 140,009,358.81/19,562.18
  6. Step 6: Final answer
    x = 7,157.14

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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.