Home / 30,972.19-42,744.48-17,544.01

Finding the Fourth Proportional to 30,972.19, 42,744.48 and 17,544.01

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Solution

The fourth proportional to 30,972.19, 42,744.48 and 17,544.01 is: 24,212.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,972.19 : 42,744.48 = 17,544.01 : x
  2. Step 2: Convert to fraction form
    30,972.19/42,744.48 = 17,544.01/x
  3. Step 3: Cross multiply
    30,972.19x = 42,744.48 × 17,544.01
  4. Step 4: Simplify right side
    30,972.19x = 749,909,584.56
  5. Step 5: Solve for x
    x = 749,909,584.56/30,972.19
  6. Step 6: Final answer
    x = 24,212.35

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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.