Home / 51,057.12-70,448.41-29,832.28

Finding the Fourth Proportional to 51,057.12, 70,448.41 and 29,832.28

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Solution

The fourth proportional to 51,057.12, 70,448.41 and 29,832.28 is: 41,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,057.12 : 70,448.41 = 29,832.28 : x
  2. Step 2: Convert to fraction form
    51,057.12/70,448.41 = 29,832.28/x
  3. Step 3: Cross multiply
    51,057.12x = 70,448.41 × 29,832.28
  4. Step 4: Simplify right side
    51,057.12x = 2,101,636,692.67
  5. Step 5: Solve for x
    x = 2,101,636,692.67/51,057.12
  6. Step 6: Final answer
    x = 41,162.46

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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.