Home / 55,563.36-76,676.89-30,069.18

Finding the Fourth Proportional to 55,563.36, 76,676.89 and 30,069.18

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Solution

The fourth proportional to 55,563.36, 76,676.89 and 30,069.18 is: 41,495.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,563.36 : 76,676.89 = 30,069.18 : x
  2. Step 2: Convert to fraction form
    55,563.36/76,676.89 = 30,069.18/x
  3. Step 3: Cross multiply
    55,563.36x = 76,676.89 × 30,069.18
  4. Step 4: Simplify right side
    55,563.36x = 2,305,611,207.25
  5. Step 5: Solve for x
    x = 2,305,611,207.25/55,563.36
  6. Step 6: Final answer
    x = 41,495.17

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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.