Home / 55,537.02-83,310.06-18,087.12

Finding the Fourth Proportional to 55,537.02, 83,310.06 and 18,087.12

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Solution

The fourth proportional to 55,537.02, 83,310.06 and 18,087.12 is: 27,132.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,537.02 : 83,310.06 = 18,087.12 : x
  2. Step 2: Convert to fraction form
    55,537.02/83,310.06 = 18,087.12/x
  3. Step 3: Cross multiply
    55,537.02x = 83,310.06 × 18,087.12
  4. Step 4: Simplify right side
    55,537.02x = 1,506,839,052.43
  5. Step 5: Solve for x
    x = 1,506,839,052.43/55,537.02
  6. Step 6: Final answer
    x = 27,132.16

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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.