Home / 19,802.83-29,698.19-7,950.36

Finding the Fourth Proportional to 19,802.83, 29,698.19 and 7,950.36

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Solution

The fourth proportional to 19,802.83, 29,698.19 and 7,950.36 is: 11,923.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.83 : 29,698.19 = 7,950.36 : x
  2. Step 2: Convert to fraction form
    19,802.83/29,698.19 = 7,950.36/x
  3. Step 3: Cross multiply
    19,802.83x = 29,698.19 × 7,950.36
  4. Step 4: Simplify right side
    19,802.83x = 236,111,301.85
  5. Step 5: Solve for x
    x = 236,111,301.85/19,802.83
  6. Step 6: Final answer
    x = 11,923.11

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1.5x scale

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.