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Finding the Fourth Proportional to 15,953.94, 23,923.62 and 5,563.26

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Solution

The fourth proportional to 15,953.94, 23,923.62 and 5,563.26 is: 8,342.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,953.94 : 23,923.62 = 5,563.26 : x
  2. Step 2: Convert to fraction form
    15,953.94/23,923.62 = 5,563.26/x
  3. Step 3: Cross multiply
    15,953.94x = 23,923.62 × 5,563.26
  4. Step 4: Simplify right side
    15,953.94x = 133,093,318.20
  5. Step 5: Solve for x
    x = 133,093,318.20/15,953.94
  6. Step 6: Final answer
    x = 8,342.35

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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.