Home / 22,749.72-34,124.58-8,889

Finding the Fourth Proportional to 22,749.72, 34,124.58 and 8,889

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Solution

The fourth proportional to 22,749.72, 34,124.58 and 8,889 is: 13,333.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,749.72 : 34,124.58 = 8,889 : x
  2. Step 2: Convert to fraction form
    22,749.72/34,124.58 = 8,889/x
  3. Step 3: Cross multiply
    22,749.72x = 34,124.58 × 8,889
  4. Step 4: Simplify right side
    22,749.72x = 303,333,391.62
  5. Step 5: Solve for x
    x = 303,333,391.62/22,749.72
  6. Step 6: Final answer
    x = 13,333.50

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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.