Home / 31,692.47-43,735.46-17,156.62

Finding the Fourth Proportional to 31,692.47, 43,735.46 and 17,156.62

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Solution

The fourth proportional to 31,692.47, 43,735.46 and 17,156.62 is: 23,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,692.47 : 43,735.46 = 17,156.62 : x
  2. Step 2: Convert to fraction form
    31,692.47/43,735.46 = 17,156.62/x
  3. Step 3: Cross multiply
    31,692.47x = 43,735.46 × 17,156.62
  4. Step 4: Simplify right side
    31,692.47x = 750,352,449.07
  5. Step 5: Solve for x
    x = 750,352,449.07/31,692.47
  6. Step 6: Final answer
    x = 23,676.05

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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.