Home / 43,026.84-64,537.96-13,441.28

Finding the Fourth Proportional to 43,026.84, 64,537.96 and 13,441.28

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Solution

The fourth proportional to 43,026.84, 64,537.96 and 13,441.28 is: 20,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,026.84 : 64,537.96 = 13,441.28 : x
  2. Step 2: Convert to fraction form
    43,026.84/64,537.96 = 13,441.28/x
  3. Step 3: Cross multiply
    43,026.84x = 64,537.96 × 13,441.28
  4. Step 4: Simplify right side
    43,026.84x = 867,472,790.99
  5. Step 5: Solve for x
    x = 867,472,790.99/43,026.84
  6. Step 6: Final answer
    x = 20,161.20

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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.