Home / 33,579.55-46,336.14-19,429.75

Finding the Fourth Proportional to 33,579.55, 46,336.14 and 19,429.75

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Solution

The fourth proportional to 33,579.55, 46,336.14 and 19,429.75 is: 26,810.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,579.55 : 46,336.14 = 19,429.75 : x
  2. Step 2: Convert to fraction form
    33,579.55/46,336.14 = 19,429.75/x
  3. Step 3: Cross multiply
    33,579.55x = 46,336.14 × 19,429.75
  4. Step 4: Simplify right side
    33,579.55x = 900,299,616.17
  5. Step 5: Solve for x
    x = 900,299,616.17/33,579.55
  6. Step 6: Final answer
    x = 26,810.95

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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.