Home / 12,803.74-19,214.25-4,483.81

Finding the Fourth Proportional to 12,803.74, 19,214.25 and 4,483.81

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Solution

The fourth proportional to 12,803.74, 19,214.25 and 4,483.81 is: 6,728.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,803.74 : 19,214.25 = 4,483.81 : x
  2. Step 2: Convert to fraction form
    12,803.74/19,214.25 = 4,483.81/x
  3. Step 3: Cross multiply
    12,803.74x = 19,214.25 × 4,483.81
  4. Step 4: Simplify right side
    12,803.74x = 86,153,046.29
  5. Step 5: Solve for x
    x = 86,153,046.29/12,803.74
  6. Step 6: Final answer
    x = 6,728.74

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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.