Home / 14,317.18-21,470.62-4,954.65

Finding the Fourth Proportional to 14,317.18, 21,470.62 and 4,954.65

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Solution

The fourth proportional to 14,317.18, 21,470.62 and 4,954.65 is: 7,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,317.18 : 21,470.62 = 4,954.65 : x
  2. Step 2: Convert to fraction form
    14,317.18/21,470.62 = 4,954.65/x
  3. Step 3: Cross multiply
    14,317.18x = 21,470.62 × 4,954.65
  4. Step 4: Simplify right side
    14,317.18x = 106,379,437.58
  5. Step 5: Solve for x
    x = 106,379,437.58/14,317.18
  6. Step 6: Final answer
    x = 7,430.20

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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.