Home / 19,893.43-29,810.08-13,307.83

Finding the Fourth Proportional to 19,893.43, 29,810.08 and 13,307.83

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Solution

The fourth proportional to 19,893.43, 29,810.08 and 13,307.83 is: 19,941.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,893.43 : 29,810.08 = 13,307.83 : x
  2. Step 2: Convert to fraction form
    19,893.43/29,810.08 = 13,307.83/x
  3. Step 3: Cross multiply
    19,893.43x = 29,810.08 × 13,307.83
  4. Step 4: Simplify right side
    19,893.43x = 396,707,344.18
  5. Step 5: Solve for x
    x = 396,707,344.18/19,893.43
  6. Step 6: Final answer
    x = 19,941.62

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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.