Home / 32,487.82-44,840.60-21,137.29

Finding the Fourth Proportional to 32,487.82, 44,840.60 and 21,137.29

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Solution

The fourth proportional to 32,487.82, 44,840.60 and 21,137.29 is: 29,174.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,487.82 : 44,840.60 = 21,137.29 : x
  2. Step 2: Convert to fraction form
    32,487.82/44,840.60 = 21,137.29/x
  3. Step 3: Cross multiply
    32,487.82x = 44,840.60 × 21,137.29
  4. Step 4: Simplify right side
    32,487.82x = 947,808,765.97
  5. Step 5: Solve for x
    x = 947,808,765.97/32,487.82
  6. Step 6: Final answer
    x = 29,174.28

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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.