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Finding the Fourth Proportional to 14,804.94, 22,211.54 and 8,235.74

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Solution

The fourth proportional to 14,804.94, 22,211.54 and 8,235.74 is: 12,355.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,804.94 : 22,211.54 = 8,235.74 : x
  2. Step 2: Convert to fraction form
    14,804.94/22,211.54 = 8,235.74/x
  3. Step 3: Cross multiply
    14,804.94x = 22,211.54 × 8,235.74
  4. Step 4: Simplify right side
    14,804.94x = 182,928,513.67
  5. Step 5: Solve for x
    x = 182,928,513.67/14,804.94
  6. Step 6: Final answer
    x = 12,355.91

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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.