Home / 22,986.14-31,719.86-14,048.60

Finding the Fourth Proportional to 22,986.14, 31,719.86 and 14,048.60

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Solution

The fourth proportional to 22,986.14, 31,719.86 and 14,048.60 is: 19,386.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,986.14 : 31,719.86 = 14,048.60 : x
  2. Step 2: Convert to fraction form
    22,986.14/31,719.86 = 14,048.60/x
  3. Step 3: Cross multiply
    22,986.14x = 31,719.86 × 14,048.60
  4. Step 4: Simplify right side
    22,986.14x = 445,619,625.20
  5. Step 5: Solve for x
    x = 445,619,625.20/22,986.14
  6. Step 6: Final answer
    x = 19,386.45

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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.