Home / 35,220.18-52,824.60-13,028.49

Finding the Fourth Proportional to 35,220.18, 52,824.60 and 13,028.49

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Solution

The fourth proportional to 35,220.18, 52,824.60 and 13,028.49 is: 19,540.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,220.18 : 52,824.60 = 13,028.49 : x
  2. Step 2: Convert to fraction form
    35,220.18/52,824.60 = 13,028.49/x
  3. Step 3: Cross multiply
    35,220.18x = 52,824.60 × 13,028.49
  4. Step 4: Simplify right side
    35,220.18x = 688,224,772.85
  5. Step 5: Solve for x
    x = 688,224,772.85/35,220.18
  6. Step 6: Final answer
    x = 19,540.64

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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.