Home / 34,097.64-47,084.46-21,372.70

Finding the Fourth Proportional to 34,097.64, 47,084.46 and 21,372.70

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Solution

The fourth proportional to 34,097.64, 47,084.46 and 21,372.70 is: 29,512.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,097.64 : 47,084.46 = 21,372.70 : x
  2. Step 2: Convert to fraction form
    34,097.64/47,084.46 = 21,372.70/x
  3. Step 3: Cross multiply
    34,097.64x = 47,084.46 × 21,372.70
  4. Step 4: Simplify right side
    34,097.64x = 1,006,322,038.24
  5. Step 5: Solve for x
    x = 1,006,322,038.24/34,097.64
  6. Step 6: Final answer
    x = 29,512.95

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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.