Home / 14,470.19-21,687.41-8,541.07

Finding the Fourth Proportional to 14,470.19, 21,687.41 and 8,541.07

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Solution

The fourth proportional to 14,470.19, 21,687.41 and 8,541.07 is: 12,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,470.19 : 21,687.41 = 8,541.07 : x
  2. Step 2: Convert to fraction form
    14,470.19/21,687.41 = 8,541.07/x
  3. Step 3: Cross multiply
    14,470.19x = 21,687.41 × 8,541.07
  4. Step 4: Simplify right side
    14,470.19x = 185,233,679.03
  5. Step 5: Solve for x
    x = 185,233,679.03/14,470.19
  6. Step 6: Final answer
    x = 12,801.05

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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.