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Finding the Fourth Proportional to 33,974, 46,886.92 and 18,867.60

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Solution

The fourth proportional to 33,974, 46,886.92 and 18,867.60 is: 26,038.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,974 : 46,886.92 = 18,867.60 : x
  2. Step 2: Convert to fraction form
    33,974/46,886.92 = 18,867.60/x
  3. Step 3: Cross multiply
    33,974x = 46,886.92 × 18,867.60
  4. Step 4: Simplify right side
    33,974x = 884,643,651.79
  5. Step 5: Solve for x
    x = 884,643,651.79/33,974
  6. Step 6: Final answer
    x = 26,038.84

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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.