Home / 14,485.51-21,711.70-6,153.31

Finding the Fourth Proportional to 14,485.51, 21,711.70 and 6,153.31

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Solution

The fourth proportional to 14,485.51, 21,711.70 and 6,153.31 is: 9,222.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,485.51 : 21,711.70 = 6,153.31 : x
  2. Step 2: Convert to fraction form
    14,485.51/21,711.70 = 6,153.31/x
  3. Step 3: Cross multiply
    14,485.51x = 21,711.70 × 6,153.31
  4. Step 4: Simplify right side
    14,485.51x = 133,598,820.73
  5. Step 5: Solve for x
    x = 133,598,820.73/14,485.51
  6. Step 6: Final answer
    x = 9,222.93

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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.