Home / 19,923.03-29,845.67-15,519.87

Finding the Fourth Proportional to 19,923.03, 29,845.67 and 15,519.87

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Solution

The fourth proportional to 19,923.03, 29,845.67 and 15,519.87 is: 23,249.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,923.03 : 29,845.67 = 15,519.87 : x
  2. Step 2: Convert to fraction form
    19,923.03/29,845.67 = 15,519.87/x
  3. Step 3: Cross multiply
    19,923.03x = 29,845.67 × 15,519.87
  4. Step 4: Simplify right side
    19,923.03x = 463,200,840.86
  5. Step 5: Solve for x
    x = 463,200,840.86/19,923.03
  6. Step 6: Final answer
    x = 23,249.52

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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.