Home / 35,187.40-52,790.28-15,469.84

Finding the Fourth Proportional to 35,187.40, 52,790.28 and 15,469.84

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Solution

The fourth proportional to 35,187.40, 52,790.28 and 15,469.84 is: 23,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,187.40 : 52,790.28 = 15,469.84 : x
  2. Step 2: Convert to fraction form
    35,187.40/52,790.28 = 15,469.84/x
  3. Step 3: Cross multiply
    35,187.40x = 52,790.28 × 15,469.84
  4. Step 4: Simplify right side
    35,187.40x = 816,657,185.16
  5. Step 5: Solve for x
    x = 816,657,185.16/35,187.40
  6. Step 6: Final answer
    x = 23,208.80

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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.