Home / 42,610.35-63,915.24-13,028.07

Finding the Fourth Proportional to 42,610.35, 63,915.24 and 13,028.07

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Solution

The fourth proportional to 42,610.35, 63,915.24 and 13,028.07 is: 19,542.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,610.35 : 63,915.24 = 13,028.07 : x
  2. Step 2: Convert to fraction form
    42,610.35/63,915.24 = 13,028.07/x
  3. Step 3: Cross multiply
    42,610.35x = 63,915.24 × 13,028.07
  4. Step 4: Simplify right side
    42,610.35x = 832,692,220.79
  5. Step 5: Solve for x
    x = 832,692,220.79/42,610.35
  6. Step 6: Final answer
    x = 19,542.02

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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.