Home / 55,754.22-83,647.74-22,457.15

Finding the Fourth Proportional to 55,754.22, 83,647.74 and 22,457.15

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Solution

The fourth proportional to 55,754.22, 83,647.74 and 22,457.15 is: 33,692.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,754.22 : 83,647.74 = 22,457.15 : x
  2. Step 2: Convert to fraction form
    55,754.22/83,647.74 = 22,457.15/x
  3. Step 3: Cross multiply
    55,754.22x = 83,647.74 × 22,457.15
  4. Step 4: Simplify right side
    55,754.22x = 1,878,489,579.08
  5. Step 5: Solve for x
    x = 1,878,489,579.08/55,754.22
  6. Step 6: Final answer
    x = 33,692.33

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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.