Home / 28,336.77-39,109.13-17,583.56

Finding the Fourth Proportional to 28,336.77, 39,109.13 and 17,583.56

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Solution

The fourth proportional to 28,336.77, 39,109.13 and 17,583.56 is: 24,268.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,336.77 : 39,109.13 = 17,583.56 : x
  2. Step 2: Convert to fraction form
    28,336.77/39,109.13 = 17,583.56/x
  3. Step 3: Cross multiply
    28,336.77x = 39,109.13 × 17,583.56
  4. Step 4: Simplify right side
    28,336.77x = 687,677,883.03
  5. Step 5: Solve for x
    x = 687,677,883.03/28,336.77
  6. Step 6: Final answer
    x = 24,268.04

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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.