Home / 40,328.58-60,480.73-19,257.75

Finding the Fourth Proportional to 40,328.58, 60,480.73 and 19,257.75

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Solution

The fourth proportional to 40,328.58, 60,480.73 and 19,257.75 is: 28,880.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,328.58 : 60,480.73 = 19,257.75 : x
  2. Step 2: Convert to fraction form
    40,328.58/60,480.73 = 19,257.75/x
  3. Step 3: Cross multiply
    40,328.58x = 60,480.73 × 19,257.75
  4. Step 4: Simplify right side
    40,328.58x = 1,164,722,693.90
  5. Step 5: Solve for x
    x = 1,164,722,693.90/40,328.58
  6. Step 6: Final answer
    x = 28,880.82

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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.