Home / 12,088.02-18,127.19-3,765.30

Finding the Fourth Proportional to 12,088.02, 18,127.19 and 3,765.30

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Solution

The fourth proportional to 12,088.02, 18,127.19 and 3,765.30 is: 5,646.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088.02 : 18,127.19 = 3,765.30 : x
  2. Step 2: Convert to fraction form
    12,088.02/18,127.19 = 3,765.30/x
  3. Step 3: Cross multiply
    12,088.02x = 18,127.19 × 3,765.30
  4. Step 4: Simplify right side
    12,088.02x = 68,254,308.51
  5. Step 5: Solve for x
    x = 68,254,308.51/12,088.02
  6. Step 6: Final answer
    x = 5,646.44

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.