Home / 15,897.92-23,844.16-4,212.32

Finding the Fourth Proportional to 15,897.92, 23,844.16 and 4,212.32

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Solution

The fourth proportional to 15,897.92, 23,844.16 and 4,212.32 is: 6,317.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,897.92 : 23,844.16 = 4,212.32 : x
  2. Step 2: Convert to fraction form
    15,897.92/23,844.16 = 4,212.32/x
  3. Step 3: Cross multiply
    15,897.92x = 23,844.16 × 4,212.32
  4. Step 4: Simplify right side
    15,897.92x = 100,439,232.05
  5. Step 5: Solve for x
    x = 100,439,232.05/15,897.92
  6. Step 6: Final answer
    x = 6,317.76

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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.