Home / 13,795.76-19,060.44-9,622.64

Finding the Fourth Proportional to 13,795.76, 19,060.44 and 9,622.64

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Solution

The fourth proportional to 13,795.76, 19,060.44 and 9,622.64 is: 13,294.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.76 : 19,060.44 = 9,622.64 : x
  2. Step 2: Convert to fraction form
    13,795.76/19,060.44 = 9,622.64/x
  3. Step 3: Cross multiply
    13,795.76x = 19,060.44 × 9,622.64
  4. Step 4: Simplify right side
    13,795.76x = 183,411,752.36
  5. Step 5: Solve for x
    x = 183,411,752.36/13,795.76
  6. Step 6: Final answer
    x = 13,294.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.