Home / 44,736.32-67,105.04-19,430

Finding the Fourth Proportional to 44,736.32, 67,105.04 and 19,430

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Solution

The fourth proportional to 44,736.32, 67,105.04 and 19,430 is: 29,145.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,736.32 : 67,105.04 = 19,430 : x
  2. Step 2: Convert to fraction form
    44,736.32/67,105.04 = 19,430/x
  3. Step 3: Cross multiply
    44,736.32x = 67,105.04 × 19,430
  4. Step 4: Simplify right side
    44,736.32x = 1,303,850,927.20
  5. Step 5: Solve for x
    x = 1,303,850,927.20/44,736.32
  6. Step 6: Final answer
    x = 29,145.24

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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.