Home / 34,023.26-46,949.43-18,915

Finding the Fourth Proportional to 34,023.26, 46,949.43 and 18,915

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Solution

The fourth proportional to 34,023.26, 46,949.43 and 18,915 is: 26,101.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,023.26 : 46,949.43 = 18,915 : x
  2. Step 2: Convert to fraction form
    34,023.26/46,949.43 = 18,915/x
  3. Step 3: Cross multiply
    34,023.26x = 46,949.43 × 18,915
  4. Step 4: Simplify right side
    34,023.26x = 888,048,468.45
  5. Step 5: Solve for x
    x = 888,048,468.45/34,023.26
  6. Step 6: Final answer
    x = 26,101.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.