Home / 28,587.24-42,706.44-22,750.36

Finding the Fourth Proportional to 28,587.24, 42,706.44 and 22,750.36

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Solution

The fourth proportional to 28,587.24, 42,706.44 and 22,750.36 is: 33,986.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,587.24 : 42,706.44 = 22,750.36 : x
  2. Step 2: Convert to fraction form
    28,587.24/42,706.44 = 22,750.36/x
  3. Step 3: Cross multiply
    28,587.24x = 42,706.44 × 22,750.36
  4. Step 4: Simplify right side
    28,587.24x = 971,586,884.32
  5. Step 5: Solve for x
    x = 971,586,884.32/28,587.24
  6. Step 6: Final answer
    x = 33,986.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.