Home / 28,504.26-42,774.74-15,365.79

Finding the Fourth Proportional to 28,504.26, 42,774.74 and 15,365.79

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Solution

The fourth proportional to 28,504.26, 42,774.74 and 15,365.79 is: 23,058.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,504.26 : 42,774.74 = 15,365.79 : x
  2. Step 2: Convert to fraction form
    28,504.26/42,774.74 = 15,365.79/x
  3. Step 3: Cross multiply
    28,504.26x = 42,774.74 × 15,365.79
  4. Step 4: Simplify right side
    28,504.26x = 657,267,595.32
  5. Step 5: Solve for x
    x = 657,267,595.32/28,504.26
  6. Step 6: Final answer
    x = 23,058.57

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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.