Home / 49,039.80-73,559.70-19,442.40

Finding the Fourth Proportional to 49,039.80, 73,559.70 and 19,442.40

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Solution

The fourth proportional to 49,039.80, 73,559.70 and 19,442.40 is: 29,163.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,039.80 : 73,559.70 = 19,442.40 : x
  2. Step 2: Convert to fraction form
    49,039.80/73,559.70 = 19,442.40/x
  3. Step 3: Cross multiply
    49,039.80x = 73,559.70 × 19,442.40
  4. Step 4: Simplify right side
    49,039.80x = 1,430,177,111.28
  5. Step 5: Solve for x
    x = 1,430,177,111.28/49,039.80
  6. Step 6: Final answer
    x = 29,163.60

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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.