Home / 29,277.16-43,915.40-11,746.68

Finding the Fourth Proportional to 29,277.16, 43,915.40 and 11,746.68

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Solution

The fourth proportional to 29,277.16, 43,915.40 and 11,746.68 is: 17,619.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,277.16 : 43,915.40 = 11,746.68 : x
  2. Step 2: Convert to fraction form
    29,277.16/43,915.40 = 11,746.68/x
  3. Step 3: Cross multiply
    29,277.16x = 43,915.40 × 11,746.68
  4. Step 4: Simplify right side
    29,277.16x = 515,860,150.87
  5. Step 5: Solve for x
    x = 515,860,150.87/29,277.16
  6. Step 6: Final answer
    x = 17,619.88

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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.