Home / 19,975.88-29,954.54-11,658.33

Finding the Fourth Proportional to 19,975.88, 29,954.54 and 11,658.33

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Solution

The fourth proportional to 19,975.88, 29,954.54 and 11,658.33 is: 17,482.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975.88 : 29,954.54 = 11,658.33 : x
  2. Step 2: Convert to fraction form
    19,975.88/29,954.54 = 11,658.33/x
  3. Step 3: Cross multiply
    19,975.88x = 29,954.54 × 11,658.33
  4. Step 4: Simplify right side
    19,975.88x = 349,219,941.46
  5. Step 5: Solve for x
    x = 349,219,941.46/19,975.88
  6. Step 6: Final answer
    x = 17,482.08

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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.