Home / 18,045.02-27,066.67-4,718.02

Finding the Fourth Proportional to 18,045.02, 27,066.67 and 4,718.02

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Solution

The fourth proportional to 18,045.02, 27,066.67 and 4,718.02 is: 7,076.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045.02 : 27,066.67 = 4,718.02 : x
  2. Step 2: Convert to fraction form
    18,045.02/27,066.67 = 4,718.02/x
  3. Step 3: Cross multiply
    18,045.02x = 27,066.67 × 4,718.02
  4. Step 4: Simplify right side
    18,045.02x = 127,701,090.39
  5. Step 5: Solve for x
    x = 127,701,090.39/18,045.02
  6. Step 6: Final answer
    x = 7,076.81

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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.