Home / 49,021.57-73,539.24-19,442.40

Finding the Fourth Proportional to 49,021.57, 73,539.24 and 19,442.40

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Solution

The fourth proportional to 49,021.57, 73,539.24 and 19,442.40 is: 29,166.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,021.57 : 73,539.24 = 19,442.40 : x
  2. Step 2: Convert to fraction form
    49,021.57/73,539.24 = 19,442.40/x
  3. Step 3: Cross multiply
    49,021.57x = 73,539.24 × 19,442.40
  4. Step 4: Simplify right side
    49,021.57x = 1,429,779,319.78
  5. Step 5: Solve for x
    x = 1,429,779,319.78/49,021.57
  6. Step 6: Final answer
    x = 29,166.33

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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.