Home / 65,637.02-98,438.67-18,241.09

Finding the Fourth Proportional to 65,637.02, 98,438.67 and 18,241.09

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Solution

The fourth proportional to 65,637.02, 98,438.67 and 18,241.09 is: 27,356.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,637.02 : 98,438.67 = 18,241.09 : x
  2. Step 2: Convert to fraction form
    65,637.02/98,438.67 = 18,241.09/x
  3. Step 3: Cross multiply
    65,637.02x = 98,438.67 × 18,241.09
  4. Step 4: Simplify right side
    65,637.02x = 1,795,628,638.95
  5. Step 5: Solve for x
    x = 1,795,628,638.95/65,637.02
  6. Step 6: Final answer
    x = 27,356.95

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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.