Home / 21,374.14-32,061.75-10,126.84

Finding the Fourth Proportional to 21,374.14, 32,061.75 and 10,126.84

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Solution

The fourth proportional to 21,374.14, 32,061.75 and 10,126.84 is: 15,190.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374.14 : 32,061.75 = 10,126.84 : x
  2. Step 2: Convert to fraction form
    21,374.14/32,061.75 = 10,126.84/x
  3. Step 3: Cross multiply
    21,374.14x = 32,061.75 × 10,126.84
  4. Step 4: Simplify right side
    21,374.14x = 324,684,212.37
  5. Step 5: Solve for x
    x = 324,684,212.37/21,374.14
  6. Step 6: Final answer
    x = 15,190.52

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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.