Home / 35,310.10-52,948.05-20,523.28

Finding the Fourth Proportional to 35,310.10, 52,948.05 and 20,523.28

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Solution

The fourth proportional to 35,310.10, 52,948.05 and 20,523.28 is: 30,774.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,310.10 : 52,948.05 = 20,523.28 : x
  2. Step 2: Convert to fraction form
    35,310.10/52,948.05 = 20,523.28/x
  3. Step 3: Cross multiply
    35,310.10x = 52,948.05 × 20,523.28
  4. Step 4: Simplify right side
    35,310.10x = 1,086,667,655.60
  5. Step 5: Solve for x
    x = 1,086,667,655.60/35,310.10
  6. Step 6: Final answer
    x = 30,774.98

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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.