Home / 19,181.66-26,470.60-10,683.88

Finding the Fourth Proportional to 19,181.66, 26,470.60 and 10,683.88

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Solution

The fourth proportional to 19,181.66, 26,470.60 and 10,683.88 is: 14,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,181.66 : 26,470.60 = 10,683.88 : x
  2. Step 2: Convert to fraction form
    19,181.66/26,470.60 = 10,683.88/x
  3. Step 3: Cross multiply
    19,181.66x = 26,470.60 × 10,683.88
  4. Step 4: Simplify right side
    19,181.66x = 282,808,581.58
  5. Step 5: Solve for x
    x = 282,808,581.58/19,181.66
  6. Step 6: Final answer
    x = 14,743.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.