Home / 13,296.02-19,951.31-4,981.77

Finding the Fourth Proportional to 13,296.02, 19,951.31 and 4,981.77

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Solution

The fourth proportional to 13,296.02, 19,951.31 and 4,981.77 is: 7,475.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.02 : 19,951.31 = 4,981.77 : x
  2. Step 2: Convert to fraction form
    13,296.02/19,951.31 = 4,981.77/x
  3. Step 3: Cross multiply
    13,296.02x = 19,951.31 × 4,981.77
  4. Step 4: Simplify right side
    13,296.02x = 99,392,850.07
  5. Step 5: Solve for x
    x = 99,392,850.07/13,296.02
  6. Step 6: Final answer
    x = 7,475.39

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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.