Home / 19,838.00-29,756.45-7,356.57

Finding the Fourth Proportional to 19,838.00, 29,756.45 and 7,356.57

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Solution

The fourth proportional to 19,838.00, 29,756.45 and 7,356.57 is: 11,034.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,838.00 : 29,756.45 = 7,356.57 : x
  2. Step 2: Convert to fraction form
    19,838.00/29,756.45 = 7,356.57/x
  3. Step 3: Cross multiply
    19,838.00x = 29,756.45 × 7,356.57
  4. Step 4: Simplify right side
    19,838.00x = 218,905,370.59
  5. Step 5: Solve for x
    x = 218,905,370.59/19,838.00
  6. Step 6: Final answer
    x = 11,034.65

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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.