Home / 28,943.09-43,419.80-10,233.99

Finding the Fourth Proportional to 28,943.09, 43,419.80 and 10,233.99

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Solution

The fourth proportional to 28,943.09, 43,419.80 and 10,233.99 is: 15,352.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,943.09 : 43,419.80 = 10,233.99 : x
  2. Step 2: Convert to fraction form
    28,943.09/43,419.80 = 10,233.99/x
  3. Step 3: Cross multiply
    28,943.09x = 43,419.80 × 10,233.99
  4. Step 4: Simplify right side
    28,943.09x = 444,357,824.59
  5. Step 5: Solve for x
    x = 444,357,824.59/28,943.09
  6. Step 6: Final answer
    x = 15,352.81

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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.