Home / 35,383.44-52,980.30-18,708.84

Finding the Fourth Proportional to 35,383.44, 52,980.30 and 18,708.84

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Solution

The fourth proportional to 35,383.44, 52,980.30 and 18,708.84 is: 28,013.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,383.44 : 52,980.30 = 18,708.84 : x
  2. Step 2: Convert to fraction form
    35,383.44/52,980.30 = 18,708.84/x
  3. Step 3: Cross multiply
    35,383.44x = 52,980.30 × 18,708.84
  4. Step 4: Simplify right side
    35,383.44x = 991,199,955.85
  5. Step 5: Solve for x
    x = 991,199,955.85/35,383.44
  6. Step 6: Final answer
    x = 28,013.10

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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.