Home / 35,129.43-52,683.51-18,480.28

Finding the Fourth Proportional to 35,129.43, 52,683.51 and 18,480.28

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Solution

The fourth proportional to 35,129.43, 52,683.51 and 18,480.28 is: 27,714.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,129.43 : 52,683.51 = 18,480.28 : x
  2. Step 2: Convert to fraction form
    35,129.43/52,683.51 = 18,480.28/x
  3. Step 3: Cross multiply
    35,129.43x = 52,683.51 × 18,480.28
  4. Step 4: Simplify right side
    35,129.43x = 973,606,016.18
  5. Step 5: Solve for x
    x = 973,606,016.18/35,129.43
  6. Step 6: Final answer
    x = 27,714.83

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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.