Home / 15,924.72-23,890.86-5,394.54

Finding the Fourth Proportional to 15,924.72, 23,890.86 and 5,394.54

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Solution

The fourth proportional to 15,924.72, 23,890.86 and 5,394.54 is: 8,093.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,924.72 : 23,890.86 = 5,394.54 : x
  2. Step 2: Convert to fraction form
    15,924.72/23,890.86 = 5,394.54/x
  3. Step 3: Cross multiply
    15,924.72x = 23,890.86 × 5,394.54
  4. Step 4: Simplify right side
    15,924.72x = 128,880,199.90
  5. Step 5: Solve for x
    x = 128,880,199.90/15,924.72
  6. Step 6: Final answer
    x = 8,093.09

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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.