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Finding the Fourth Proportional to 16,648.48, 24,948 and 6,775.68

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Solution

The fourth proportional to 16,648.48, 24,948 and 6,775.68 is: 10,153.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,648.48 : 24,948 = 6,775.68 : x
  2. Step 2: Convert to fraction form
    16,648.48/24,948 = 6,775.68/x
  3. Step 3: Cross multiply
    16,648.48x = 24,948 × 6,775.68
  4. Step 4: Simplify right side
    16,648.48x = 169,039,664.64
  5. Step 5: Solve for x
    x = 169,039,664.64/16,648.48
  6. Step 6: Final answer
    x = 10,153.46

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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.