Home / 49,111.60-73,680.99-19,550.19

Finding the Fourth Proportional to 49,111.60, 73,680.99 and 19,550.19

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Solution

The fourth proportional to 49,111.60, 73,680.99 and 19,550.19 is: 29,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,111.60 : 73,680.99 = 19,550.19 : x
  2. Step 2: Convert to fraction form
    49,111.60/73,680.99 = 19,550.19/x
  3. Step 3: Cross multiply
    49,111.60x = 73,680.99 × 19,550.19
  4. Step 4: Simplify right side
    49,111.60x = 1,440,477,353.89
  5. Step 5: Solve for x
    x = 1,440,477,353.89/49,111.60
  6. Step 6: Final answer
    x = 29,330.70

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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.