Home / 49,386.97-74,059.93-30,638.85

Finding the Fourth Proportional to 49,386.97, 74,059.93 and 30,638.85

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Solution

The fourth proportional to 49,386.97, 74,059.93 and 30,638.85 is: 45,945.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,386.97 : 74,059.93 = 30,638.85 : x
  2. Step 2: Convert to fraction form
    49,386.97/74,059.93 = 30,638.85/x
  3. Step 3: Cross multiply
    49,386.97x = 74,059.93 × 30,638.85
  4. Step 4: Simplify right side
    49,386.97x = 2,269,111,086.28
  5. Step 5: Solve for x
    x = 2,269,111,086.28/49,386.97
  6. Step 6: Final answer
    x = 45,945.54

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1.5x scale

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.