Home / 19,053.36-28,575.43-7,954.02

Finding the Fourth Proportional to 19,053.36, 28,575.43 and 7,954.02

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Solution

The fourth proportional to 19,053.36, 28,575.43 and 7,954.02 is: 11,929.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,053.36 : 28,575.43 = 7,954.02 : x
  2. Step 2: Convert to fraction form
    19,053.36/28,575.43 = 7,954.02/x
  3. Step 3: Cross multiply
    19,053.36x = 28,575.43 × 7,954.02
  4. Step 4: Simplify right side
    19,053.36x = 227,289,521.84
  5. Step 5: Solve for x
    x = 227,289,521.84/19,053.36
  6. Step 6: Final answer
    x = 11,929.10

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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.