Home / 35,305.25-52,983.36-20,494.40

Finding the Fourth Proportional to 35,305.25, 52,983.36 and 20,494.40

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Solution

The fourth proportional to 35,305.25, 52,983.36 and 20,494.40 is: 30,756.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,305.25 : 52,983.36 = 20,494.40 : x
  2. Step 2: Convert to fraction form
    35,305.25/52,983.36 = 20,494.40/x
  3. Step 3: Cross multiply
    35,305.25x = 52,983.36 × 20,494.40
  4. Step 4: Simplify right side
    35,305.25x = 1,085,862,173.18
  5. Step 5: Solve for x
    x = 1,085,862,173.18/35,305.25
  6. Step 6: Final answer
    x = 30,756.39

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1.5x scale

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.