Home / 19,421.24-29,128.62-5,567

Finding the Fourth Proportional to 19,421.24, 29,128.62 and 5,567

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Solution

The fourth proportional to 19,421.24, 29,128.62 and 5,567 is: 8,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,421.24 : 29,128.62 = 5,567 : x
  2. Step 2: Convert to fraction form
    19,421.24/29,128.62 = 5,567/x
  3. Step 3: Cross multiply
    19,421.24x = 29,128.62 × 5,567
  4. Step 4: Simplify right side
    19,421.24x = 162,159,027.54
  5. Step 5: Solve for x
    x = 162,159,027.54/19,421.24
  6. Step 6: Final answer
    x = 8,349.57

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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.