Home / 15,951.37-23,930.51-4,857.76

Finding the Fourth Proportional to 15,951.37, 23,930.51 and 4,857.76

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Solution

The fourth proportional to 15,951.37, 23,930.51 and 4,857.76 is: 7,287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,951.37 : 23,930.51 = 4,857.76 : x
  2. Step 2: Convert to fraction form
    15,951.37/23,930.51 = 4,857.76/x
  3. Step 3: Cross multiply
    15,951.37x = 23,930.51 × 4,857.76
  4. Step 4: Simplify right side
    15,951.37x = 116,248,649.97
  5. Step 5: Solve for x
    x = 116,248,649.97/15,951.37
  6. Step 6: Final answer
    x = 7,287.69

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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.