Home / 55,058.22-82,587.39-13,505.22

Finding the Fourth Proportional to 55,058.22, 82,587.39 and 13,505.22

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Solution

The fourth proportional to 55,058.22, 82,587.39 and 13,505.22 is: 20,257.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,058.22 : 82,587.39 = 13,505.22 : x
  2. Step 2: Convert to fraction form
    55,058.22/82,587.39 = 13,505.22/x
  3. Step 3: Cross multiply
    55,058.22x = 82,587.39 × 13,505.22
  4. Step 4: Simplify right side
    55,058.22x = 1,115,360,871.18
  5. Step 5: Solve for x
    x = 1,115,360,871.18/55,058.22
  6. Step 6: Final answer
    x = 20,257.84

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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.