Home / 35,004.78-52,494.30-12,811.59

Finding the Fourth Proportional to 35,004.78, 52,494.30 and 12,811.59

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Solution

The fourth proportional to 35,004.78, 52,494.30 and 12,811.59 is: 19,212.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,004.78 : 52,494.30 = 12,811.59 : x
  2. Step 2: Convert to fraction form
    35,004.78/52,494.30 = 12,811.59/x
  3. Step 3: Cross multiply
    35,004.78x = 52,494.30 × 12,811.59
  4. Step 4: Simplify right side
    35,004.78x = 672,535,448.94
  5. Step 5: Solve for x
    x = 672,535,448.94/35,004.78
  6. Step 6: Final answer
    x = 19,212.67

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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.