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Finding the Fourth Proportional to 16,648.54, 24,973.31 and 5,556.20

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Solution

The fourth proportional to 16,648.54, 24,973.31 and 5,556.20 is: 8,334.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,648.54 : 24,973.31 = 5,556.20 : x
  2. Step 2: Convert to fraction form
    16,648.54/24,973.31 = 5,556.20/x
  3. Step 3: Cross multiply
    16,648.54x = 24,973.31 × 5,556.20
  4. Step 4: Simplify right side
    16,648.54x = 138,756,594.05
  5. Step 5: Solve for x
    x = 138,756,594.05/16,648.54
  6. Step 6: Final answer
    x = 8,334.46

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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.