Home / 15,116.78-22,675.22-4,586.89

Finding the Fourth Proportional to 15,116.78, 22,675.22 and 4,586.89

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Solution

The fourth proportional to 15,116.78, 22,675.22 and 4,586.89 is: 6,880.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116.78 : 22,675.22 = 4,586.89 : x
  2. Step 2: Convert to fraction form
    15,116.78/22,675.22 = 4,586.89/x
  3. Step 3: Cross multiply
    15,116.78x = 22,675.22 × 4,586.89
  4. Step 4: Simplify right side
    15,116.78x = 104,008,626.49
  5. Step 5: Solve for x
    x = 104,008,626.49/15,116.78
  6. Step 6: Final answer
    x = 6,880.34

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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.