Home / 28,667.64-39,561.96-16,092.36

Finding the Fourth Proportional to 28,667.64, 39,561.96 and 16,092.36

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Solution

The fourth proportional to 28,667.64, 39,561.96 and 16,092.36 is: 22,207.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,667.64 : 39,561.96 = 16,092.36 : x
  2. Step 2: Convert to fraction form
    28,667.64/39,561.96 = 16,092.36/x
  3. Step 3: Cross multiply
    28,667.64x = 39,561.96 × 16,092.36
  4. Step 4: Simplify right side
    28,667.64x = 636,645,302.63
  5. Step 5: Solve for x
    x = 636,645,302.63/28,667.64
  6. Step 6: Final answer
    x = 22,207.80

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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.