Home / 19,848.91-29,772.37-7,371.36

Finding the Fourth Proportional to 19,848.91, 29,772.37 and 7,371.36

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Solution

The fourth proportional to 19,848.91, 29,772.37 and 7,371.36 is: 11,056.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,848.91 : 29,772.37 = 7,371.36 : x
  2. Step 2: Convert to fraction form
    19,848.91/29,772.37 = 7,371.36/x
  3. Step 3: Cross multiply
    19,848.91x = 29,772.37 × 7,371.36
  4. Step 4: Simplify right side
    19,848.91x = 219,462,857.32
  5. Step 5: Solve for x
    x = 219,462,857.32/19,848.91
  6. Step 6: Final answer
    x = 11,056.67

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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.