Home / 57,826.13-86,740.72-18,383.22

Finding the Fourth Proportional to 57,826.13, 86,740.72 and 18,383.22

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Solution

The fourth proportional to 57,826.13, 86,740.72 and 18,383.22 is: 27,575.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,826.13 : 86,740.72 = 18,383.22 : x
  2. Step 2: Convert to fraction form
    57,826.13/86,740.72 = 18,383.22/x
  3. Step 3: Cross multiply
    57,826.13x = 86,740.72 × 18,383.22
  4. Step 4: Simplify right side
    57,826.13x = 1,594,573,692.76
  5. Step 5: Solve for x
    x = 1,594,573,692.76/57,826.13
  6. Step 6: Final answer
    x = 27,575.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.