Home / 13,981.04-19,273.16-8,944.72

Finding the Fourth Proportional to 13,981.04, 19,273.16 and 8,944.72

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Solution

The fourth proportional to 13,981.04, 19,273.16 and 8,944.72 is: 12,330.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,981.04 : 19,273.16 = 8,944.72 : x
  2. Step 2: Convert to fraction form
    13,981.04/19,273.16 = 8,944.72/x
  3. Step 3: Cross multiply
    13,981.04x = 19,273.16 × 8,944.72
  4. Step 4: Simplify right side
    13,981.04x = 172,393,019.72
  5. Step 5: Solve for x
    x = 172,393,019.72/13,981.04
  6. Step 6: Final answer
    x = 12,330.49

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