Home / 49,777.21-74,666.58-18,193.69

Finding the Fourth Proportional to 49,777.21, 74,666.58 and 18,193.69

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Solution

The fourth proportional to 49,777.21, 74,666.58 and 18,193.69 is: 27,290.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,777.21 : 74,666.58 = 18,193.69 : x
  2. Step 2: Convert to fraction form
    49,777.21/74,666.58 = 18,193.69/x
  3. Step 3: Cross multiply
    49,777.21x = 74,666.58 × 18,193.69
  4. Step 4: Simplify right side
    49,777.21x = 1,358,460,634.99
  5. Step 5: Solve for x
    x = 1,358,460,634.99/49,777.21
  6. Step 6: Final answer
    x = 27,290.81

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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.