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Finding the Fourth Proportional to 51,293.64, 76,928.58 and 16,226.76

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Solution

The fourth proportional to 51,293.64, 76,928.58 and 16,226.76 is: 24,336.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,293.64 : 76,928.58 = 16,226.76 : x
  2. Step 2: Convert to fraction form
    51,293.64/76,928.58 = 16,226.76/x
  3. Step 3: Cross multiply
    51,293.64x = 76,928.58 × 16,226.76
  4. Step 4: Simplify right side
    51,293.64x = 1,248,301,604.80
  5. Step 5: Solve for x
    x = 1,248,301,604.80/51,293.64
  6. Step 6: Final answer
    x = 24,336.38

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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.