Home / 15,828.66-21,835.53-14,703.03

Finding the Fourth Proportional to 15,828.66, 21,835.53 and 14,703.03

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Solution

The fourth proportional to 15,828.66, 21,835.53 and 14,703.03 is: 20,282.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,828.66 : 21,835.53 = 14,703.03 : x
  2. Step 2: Convert to fraction form
    15,828.66/21,835.53 = 14,703.03/x
  3. Step 3: Cross multiply
    15,828.66x = 21,835.53 × 14,703.03
  4. Step 4: Simplify right side
    15,828.66x = 321,048,452.66
  5. Step 5: Solve for x
    x = 321,048,452.66/15,828.66
  6. Step 6: Final answer
    x = 20,282.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.