Home / 26,830.62-37,025.91-15,500.07

Finding the Fourth Proportional to 26,830.62, 37,025.91 and 15,500.07

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Solution

The fourth proportional to 26,830.62, 37,025.91 and 15,500.07 is: 21,389.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.62 : 37,025.91 = 15,500.07 : x
  2. Step 2: Convert to fraction form
    26,830.62/37,025.91 = 15,500.07/x
  3. Step 3: Cross multiply
    26,830.62x = 37,025.91 × 15,500.07
  4. Step 4: Simplify right side
    26,830.62x = 573,904,196.81
  5. Step 5: Solve for x
    x = 573,904,196.81/26,830.62
  6. Step 6: Final answer
    x = 21,389.90

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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.