Home / 14,456.43-21,681.05-7,056.99

Finding the Fourth Proportional to 14,456.43, 21,681.05 and 7,056.99

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Solution

The fourth proportional to 14,456.43, 21,681.05 and 7,056.99 is: 10,583.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,456.43 : 21,681.05 = 7,056.99 : x
  2. Step 2: Convert to fraction form
    14,456.43/21,681.05 = 7,056.99/x
  3. Step 3: Cross multiply
    14,456.43x = 21,681.05 × 7,056.99
  4. Step 4: Simplify right side
    14,456.43x = 153,002,917.75
  5. Step 5: Solve for x
    x = 153,002,917.75/14,456.43
  6. Step 6: Final answer
    x = 10,583.73

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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.