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Finding the Fourth Proportional to 35,103.40, 48,431.46 and 25,033.48

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Solution

The fourth proportional to 35,103.40, 48,431.46 and 25,033.48 is: 34,538.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,103.40 : 48,431.46 = 25,033.48 : x
  2. Step 2: Convert to fraction form
    35,103.40/48,431.46 = 25,033.48/x
  3. Step 3: Cross multiply
    35,103.40x = 48,431.46 × 25,033.48
  4. Step 4: Simplify right side
    35,103.40x = 1,212,407,985.28
  5. Step 5: Solve for x
    x = 1,212,407,985.28/35,103.40
  6. Step 6: Final answer
    x = 34,538.19

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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.