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Finding the Fourth Proportional to 33,654.70, 46,443.80 and 18,547.90

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Solution

The fourth proportional to 33,654.70, 46,443.80 and 18,547.90 is: 25,596.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,654.70 : 46,443.80 = 18,547.90 : x
  2. Step 2: Convert to fraction form
    33,654.70/46,443.80 = 18,547.90/x
  3. Step 3: Cross multiply
    33,654.70x = 46,443.80 × 18,547.90
  4. Step 4: Simplify right side
    33,654.70x = 861,434,958.02
  5. Step 5: Solve for x
    x = 861,434,958.02/33,654.70
  6. Step 6: Final answer
    x = 25,596.28

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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.