Home / 15,946.75-23,919.30-4,853.20

Finding the Fourth Proportional to 15,946.75, 23,919.30 and 4,853.20

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Solution

The fourth proportional to 15,946.75, 23,919.30 and 4,853.20 is: 7,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,946.75 : 23,919.30 = 4,853.20 : x
  2. Step 2: Convert to fraction form
    15,946.75/23,919.30 = 4,853.20/x
  3. Step 3: Cross multiply
    15,946.75x = 23,919.30 × 4,853.20
  4. Step 4: Simplify right side
    15,946.75x = 116,085,146.76
  5. Step 5: Solve for x
    x = 116,085,146.76/15,946.75
  6. Step 6: Final answer
    x = 7,279.55

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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.