Home / 19,622.30-29,437.79-6,474.14

Finding the Fourth Proportional to 19,622.30, 29,437.79 and 6,474.14

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Solution

The fourth proportional to 19,622.30, 29,437.79 and 6,474.14 is: 9,712.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622.30 : 29,437.79 = 6,474.14 : x
  2. Step 2: Convert to fraction form
    19,622.30/29,437.79 = 6,474.14/x
  3. Step 3: Cross multiply
    19,622.30x = 29,437.79 × 6,474.14
  4. Step 4: Simplify right side
    19,622.30x = 190,584,373.75
  5. Step 5: Solve for x
    x = 190,584,373.75/19,622.30
  6. Step 6: Final answer
    x = 9,712.64

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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.