Home / 19,573.38-29,359.46-4,782.38

Finding the Fourth Proportional to 19,573.38, 29,359.46 and 4,782.38

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Solution

The fourth proportional to 19,573.38, 29,359.46 and 4,782.38 is: 7,173.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,573.38 : 29,359.46 = 4,782.38 : x
  2. Step 2: Convert to fraction form
    19,573.38/29,359.46 = 4,782.38/x
  3. Step 3: Cross multiply
    19,573.38x = 29,359.46 × 4,782.38
  4. Step 4: Simplify right side
    19,573.38x = 140,408,094.31
  5. Step 5: Solve for x
    x = 140,408,094.31/19,573.38
  6. Step 6: Final answer
    x = 7,173.42

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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.