Home / 35,185.84-52,695-20,363.52

Finding the Fourth Proportional to 35,185.84, 52,695 and 20,363.52

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Solution

The fourth proportional to 35,185.84, 52,695 and 20,363.52 is: 30,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,185.84 : 52,695 = 20,363.52 : x
  2. Step 2: Convert to fraction form
    35,185.84/52,695 = 20,363.52/x
  3. Step 3: Cross multiply
    35,185.84x = 52,695 × 20,363.52
  4. Step 4: Simplify right side
    35,185.84x = 1,073,055,686.40
  5. Step 5: Solve for x
    x = 1,073,055,686.40/35,185.84
  6. Step 6: Final answer
    x = 30,496.80

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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.