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Finding the Fourth Proportional to 16,455.54, 24,660.54 and 14,258.82

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Solution

The fourth proportional to 16,455.54, 24,660.54 and 14,258.82 is: 21,368.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,455.54 : 24,660.54 = 14,258.82 : x
  2. Step 2: Convert to fraction form
    16,455.54/24,660.54 = 14,258.82/x
  3. Step 3: Cross multiply
    16,455.54x = 24,660.54 × 14,258.82
  4. Step 4: Simplify right side
    16,455.54x = 351,630,200.96
  5. Step 5: Solve for x
    x = 351,630,200.96/16,455.54
  6. Step 6: Final answer
    x = 21,368.50

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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.