Home / 28,026.33-42,047.72-9,050.55

Finding the Fourth Proportional to 28,026.33, 42,047.72 and 9,050.55

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Solution

The fourth proportional to 28,026.33, 42,047.72 and 9,050.55 is: 13,578.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026.33 : 42,047.72 = 9,050.55 : x
  2. Step 2: Convert to fraction form
    28,026.33/42,047.72 = 9,050.55/x
  3. Step 3: Cross multiply
    28,026.33x = 42,047.72 × 9,050.55
  4. Step 4: Simplify right side
    28,026.33x = 380,554,992.25
  5. Step 5: Solve for x
    x = 380,554,992.25/28,026.33
  6. Step 6: Final answer
    x = 13,578.48

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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.