Home / 28,592.26-39,468.89-18,529.34

Finding the Fourth Proportional to 28,592.26, 39,468.89 and 18,529.34

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Solution

The fourth proportional to 28,592.26, 39,468.89 and 18,529.34 is: 25,577.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,592.26 : 39,468.89 = 18,529.34 : x
  2. Step 2: Convert to fraction form
    28,592.26/39,468.89 = 18,529.34/x
  3. Step 3: Cross multiply
    28,592.26x = 39,468.89 × 18,529.34
  4. Step 4: Simplify right side
    28,592.26x = 731,332,331.21
  5. Step 5: Solve for x
    x = 731,332,331.21/28,592.26
  6. Step 6: Final answer
    x = 25,577.98

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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.