Home / 19,375.05-26,737.85-10,879.01

Finding the Fourth Proportional to 19,375.05, 26,737.85 and 10,879.01

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Solution

The fourth proportional to 19,375.05, 26,737.85 and 10,879.01 is: 15,013.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,375.05 : 26,737.85 = 10,879.01 : x
  2. Step 2: Convert to fraction form
    19,375.05/26,737.85 = 10,879.01/x
  3. Step 3: Cross multiply
    19,375.05x = 26,737.85 × 10,879.01
  4. Step 4: Simplify right side
    19,375.05x = 290,881,270.11
  5. Step 5: Solve for x
    x = 290,881,270.11/19,375.05
  6. Step 6: Final answer
    x = 15,013.19

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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.