Home / 14,360.70-21,506.49-9,729.66

Finding the Fourth Proportional to 14,360.70, 21,506.49 and 9,729.66

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Solution

The fourth proportional to 14,360.70, 21,506.49 and 9,729.66 is: 14,571.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360.70 : 21,506.49 = 9,729.66 : x
  2. Step 2: Convert to fraction form
    14,360.70/21,506.49 = 9,729.66/x
  3. Step 3: Cross multiply
    14,360.70x = 21,506.49 × 9,729.66
  4. Step 4: Simplify right side
    14,360.70x = 209,250,835.49
  5. Step 5: Solve for x
    x = 209,250,835.49/14,360.70
  6. Step 6: Final answer
    x = 14,571.07

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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.