Home / 27,905.75-42,050.47-23,083.41

Finding the Fourth Proportional to 27,905.75, 42,050.47 and 23,083.41

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Solution

The fourth proportional to 27,905.75, 42,050.47 and 23,083.41 is: 34,783.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,905.75 : 42,050.47 = 23,083.41 : x
  2. Step 2: Convert to fraction form
    27,905.75/42,050.47 = 23,083.41/x
  3. Step 3: Cross multiply
    27,905.75x = 42,050.47 × 23,083.41
  4. Step 4: Simplify right side
    27,905.75x = 970,668,239.70
  5. Step 5: Solve for x
    x = 970,668,239.70/27,905.75
  6. Step 6: Final answer
    x = 34,783.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.