Home / 28,845.26-43,242.16-15,525.41

Finding the Fourth Proportional to 28,845.26, 43,242.16 and 15,525.41

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Solution

The fourth proportional to 28,845.26, 43,242.16 and 15,525.41 is: 23,274.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,845.26 : 43,242.16 = 15,525.41 : x
  2. Step 2: Convert to fraction form
    28,845.26/43,242.16 = 15,525.41/x
  3. Step 3: Cross multiply
    28,845.26x = 43,242.16 × 15,525.41
  4. Step 4: Simplify right side
    28,845.26x = 671,352,263.29
  5. Step 5: Solve for x
    x = 671,352,263.29/28,845.26
  6. Step 6: Final answer
    x = 23,274.27

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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.