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Finding the Fourth Proportional to 29,365.78, 44,048.28 and 7,179.35

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Solution

The fourth proportional to 29,365.78, 44,048.28 and 7,179.35 is: 10,768.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,365.78 : 44,048.28 = 7,179.35 : x
  2. Step 2: Convert to fraction form
    29,365.78/44,048.28 = 7,179.35/x
  3. Step 3: Cross multiply
    29,365.78x = 44,048.28 × 7,179.35
  4. Step 4: Simplify right side
    29,365.78x = 316,238,019.02
  5. Step 5: Solve for x
    x = 316,238,019.02/29,365.78
  6. Step 6: Final answer
    x = 10,768.93

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1.5x scale

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.