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Finding the Fourth Proportional to 33,655.80, 46,444.80 and 19,516.80

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Solution

The fourth proportional to 33,655.80, 46,444.80 and 19,516.80 is: 26,933.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,655.80 : 46,444.80 = 19,516.80 : x
  2. Step 2: Convert to fraction form
    33,655.80/46,444.80 = 19,516.80/x
  3. Step 3: Cross multiply
    33,655.80x = 46,444.80 × 19,516.80
  4. Step 4: Simplify right side
    33,655.80x = 906,453,872.64
  5. Step 5: Solve for x
    x = 906,453,872.64/33,655.80
  6. Step 6: Final answer
    x = 26,933.07

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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.