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Finding the Fourth Proportional to 33,672.96, 46,478.88 and 19,529.28

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Solution

The fourth proportional to 33,672.96, 46,478.88 and 19,529.28 is: 26,956.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,672.96 : 46,478.88 = 19,529.28 : x
  2. Step 2: Convert to fraction form
    33,672.96/46,478.88 = 19,529.28/x
  3. Step 3: Cross multiply
    33,672.96x = 46,478.88 × 19,529.28
  4. Step 4: Simplify right side
    33,672.96x = 907,699,061.61
  5. Step 5: Solve for x
    x = 907,699,061.61/33,672.96
  6. Step 6: Final answer
    x = 26,956.32

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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.