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Finding the Fourth Proportional to 33,460.68, 46,171.98 and 19,318.20

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Solution

The fourth proportional to 33,460.68, 46,171.98 and 19,318.20 is: 26,656.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,460.68 : 46,171.98 = 19,318.20 : x
  2. Step 2: Convert to fraction form
    33,460.68/46,171.98 = 19,318.20/x
  3. Step 3: Cross multiply
    33,460.68x = 46,171.98 × 19,318.20
  4. Step 4: Simplify right side
    33,460.68x = 891,959,544.04
  5. Step 5: Solve for x
    x = 891,959,544.04/33,460.68
  6. Step 6: Final answer
    x = 26,656.95

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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.