Home / 36,386.42-54,535.88-19,745.78

Finding the Fourth Proportional to 36,386.42, 54,535.88 and 19,745.78

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Solution

The fourth proportional to 36,386.42, 54,535.88 and 19,745.78 is: 29,594.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,386.42 : 54,535.88 = 19,745.78 : x
  2. Step 2: Convert to fraction form
    36,386.42/54,535.88 = 19,745.78/x
  3. Step 3: Cross multiply
    36,386.42x = 54,535.88 × 19,745.78
  4. Step 4: Simplify right side
    36,386.42x = 1,076,853,265.27
  5. Step 5: Solve for x
    x = 1,076,853,265.27/36,386.42
  6. Step 6: Final answer
    x = 29,594.93

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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.