Home / 19,548.70-29,322.63-4,757.69

Finding the Fourth Proportional to 19,548.70, 29,322.63 and 4,757.69

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Solution

The fourth proportional to 19,548.70, 29,322.63 and 4,757.69 is: 7,136.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,548.70 : 29,322.63 = 4,757.69 : x
  2. Step 2: Convert to fraction form
    19,548.70/29,322.63 = 4,757.69/x
  3. Step 3: Cross multiply
    19,548.70x = 29,322.63 × 4,757.69
  4. Step 4: Simplify right side
    19,548.70x = 139,508,056.83
  5. Step 5: Solve for x
    x = 139,508,056.83/19,548.70
  6. Step 6: Final answer
    x = 7,136.44

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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.