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Finding the Fourth Proportional to 29,856.68, 44,804.46 and 11,388.68

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Solution

The fourth proportional to 29,856.68, 44,804.46 and 11,388.68 is: 17,090.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,856.68 : 44,804.46 = 11,388.68 : x
  2. Step 2: Convert to fraction form
    29,856.68/44,804.46 = 11,388.68/x
  3. Step 3: Cross multiply
    29,856.68x = 44,804.46 × 11,388.68
  4. Step 4: Simplify right side
    29,856.68x = 510,263,657.51
  5. Step 5: Solve for x
    x = 510,263,657.51/29,856.68
  6. Step 6: Final answer
    x = 17,090.44

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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.