Home / 35,322.78-48,698.31-30,265.35

Finding the Fourth Proportional to 35,322.78, 48,698.31 and 30,265.35

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Solution

The fourth proportional to 35,322.78, 48,698.31 and 30,265.35 is: 41,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,322.78 : 48,698.31 = 30,265.35 : x
  2. Step 2: Convert to fraction form
    35,322.78/48,698.31 = 30,265.35/x
  3. Step 3: Cross multiply
    35,322.78x = 48,698.31 × 30,265.35
  4. Step 4: Simplify right side
    35,322.78x = 1,473,871,396.56
  5. Step 5: Solve for x
    x = 1,473,871,396.56/35,322.78
  6. Step 6: Final answer
    x = 41,725.80

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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.