Home / 35,253.36-48,650.88-20,146

Finding the Fourth Proportional to 35,253.36, 48,650.88 and 20,146

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Solution

The fourth proportional to 35,253.36, 48,650.88 and 20,146 is: 27,802.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,253.36 : 48,650.88 = 20,146 : x
  2. Step 2: Convert to fraction form
    35,253.36/48,650.88 = 20,146/x
  3. Step 3: Cross multiply
    35,253.36x = 48,650.88 × 20,146
  4. Step 4: Simplify right side
    35,253.36x = 980,120,628.48
  5. Step 5: Solve for x
    x = 980,120,628.48/35,253.36
  6. Step 6: Final answer
    x = 27,802.19

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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.