Home / 12,913.92-19,370.88-4,704

Finding the Fourth Proportional to 12,913.92, 19,370.88 and 4,704

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Solution

The fourth proportional to 12,913.92, 19,370.88 and 4,704 is: 7,056.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,913.92 : 19,370.88 = 4,704 : x
  2. Step 2: Convert to fraction form
    12,913.92/19,370.88 = 4,704/x
  3. Step 3: Cross multiply
    12,913.92x = 19,370.88 × 4,704
  4. Step 4: Simplify right side
    12,913.92x = 91,120,619.52
  5. Step 5: Solve for x
    x = 91,120,619.52/12,913.92
  6. Step 6: Final answer
    x = 7,056.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.