Home / 19,917.62-29,880.74-6,066.26

Finding the Fourth Proportional to 19,917.62, 29,880.74 and 6,066.26

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Solution

The fourth proportional to 19,917.62, 29,880.74 and 6,066.26 is: 9,100.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,917.62 : 29,880.74 = 6,066.26 : x
  2. Step 2: Convert to fraction form
    19,917.62/29,880.74 = 6,066.26/x
  3. Step 3: Cross multiply
    19,917.62x = 29,880.74 × 6,066.26
  4. Step 4: Simplify right side
    19,917.62x = 181,264,337.83
  5. Step 5: Solve for x
    x = 181,264,337.83/19,917.62
  6. Step 6: Final answer
    x = 9,100.70

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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.