Home / 40,948.30-61,370.60-19,893.16

Finding the Fourth Proportional to 40,948.30, 61,370.60 and 19,893.16

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Solution

The fourth proportional to 40,948.30, 61,370.60 and 19,893.16 is: 29,814.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,948.30 : 61,370.60 = 19,893.16 : x
  2. Step 2: Convert to fraction form
    40,948.30/61,370.60 = 19,893.16/x
  3. Step 3: Cross multiply
    40,948.30x = 61,370.60 × 19,893.16
  4. Step 4: Simplify right side
    40,948.30x = 1,220,855,165.10
  5. Step 5: Solve for x
    x = 1,220,855,165.10/40,948.30
  6. Step 6: Final answer
    x = 29,814.55

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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.