Home / 15,963.89-23,946.44-4,869.72

Finding the Fourth Proportional to 15,963.89, 23,946.44 and 4,869.72

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Solution

The fourth proportional to 15,963.89, 23,946.44 and 4,869.72 is: 7,304.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,963.89 : 23,946.44 = 4,869.72 : x
  2. Step 2: Convert to fraction form
    15,963.89/23,946.44 = 4,869.72/x
  3. Step 3: Cross multiply
    15,963.89x = 23,946.44 × 4,869.72
  4. Step 4: Simplify right side
    15,963.89x = 116,612,433.45
  5. Step 5: Solve for x
    x = 116,612,433.45/15,963.89
  6. Step 6: Final answer
    x = 7,304.77

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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.