Home / 14,345.44-19,798.56-8,057.81

Finding the Fourth Proportional to 14,345.44, 19,798.56 and 8,057.81

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Solution

The fourth proportional to 14,345.44, 19,798.56 and 8,057.81 is: 11,120.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,345.44 : 19,798.56 = 8,057.81 : x
  2. Step 2: Convert to fraction form
    14,345.44/19,798.56 = 8,057.81/x
  3. Step 3: Cross multiply
    14,345.44x = 19,798.56 × 8,057.81
  4. Step 4: Simplify right side
    14,345.44x = 159,533,084.25
  5. Step 5: Solve for x
    x = 159,533,084.25/14,345.44
  6. Step 6: Final answer
    x = 11,120.82

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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.