Home / 31,274.16-46,915.84-9,084.64

Finding the Fourth Proportional to 31,274.16, 46,915.84 and 9,084.64

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Solution

The fourth proportional to 31,274.16, 46,915.84 and 9,084.64 is: 13,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,274.16 : 46,915.84 = 9,084.64 : x
  2. Step 2: Convert to fraction form
    31,274.16/46,915.84 = 9,084.64/x
  3. Step 3: Cross multiply
    31,274.16x = 46,915.84 × 9,084.64
  4. Step 4: Simplify right side
    31,274.16x = 426,213,516.70
  5. Step 5: Solve for x
    x = 426,213,516.70/31,274.16
  6. Step 6: Final answer
    x = 13,628.30

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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.