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Finding the Fourth Proportional to 14,775.54, 22,166.58 and 4,916.22

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Solution

The fourth proportional to 14,775.54, 22,166.58 and 4,916.22 is: 7,375.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,775.54 : 22,166.58 = 4,916.22 : x
  2. Step 2: Convert to fraction form
    14,775.54/22,166.58 = 4,916.22/x
  3. Step 3: Cross multiply
    14,775.54x = 22,166.58 × 4,916.22
  4. Step 4: Simplify right side
    14,775.54x = 108,975,783.93
  5. Step 5: Solve for x
    x = 108,975,783.93/14,775.54
  6. Step 6: Final answer
    x = 7,375.42

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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.