Home / 39,794.88-59,705.28-19,020

Finding the Fourth Proportional to 39,794.88, 59,705.28 and 19,020

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Solution

The fourth proportional to 39,794.88, 59,705.28 and 19,020 is: 28,536.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,794.88 : 59,705.28 = 19,020 : x
  2. Step 2: Convert to fraction form
    39,794.88/59,705.28 = 19,020/x
  3. Step 3: Cross multiply
    39,794.88x = 59,705.28 × 19,020
  4. Step 4: Simplify right side
    39,794.88x = 1,135,594,425.60
  5. Step 5: Solve for x
    x = 1,135,594,425.60/39,794.88
  6. Step 6: Final answer
    x = 28,536.19

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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.