Home / 18,308.30-27,466.66-6,621.52

Finding the Fourth Proportional to 18,308.30, 27,466.66 and 6,621.52

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Solution

The fourth proportional to 18,308.30, 27,466.66 and 6,621.52 is: 9,933.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,308.30 : 27,466.66 = 6,621.52 : x
  2. Step 2: Convert to fraction form
    18,308.30/27,466.66 = 6,621.52/x
  3. Step 3: Cross multiply
    18,308.30x = 27,466.66 × 6,621.52
  4. Step 4: Simplify right side
    18,308.30x = 181,871,038.52
  5. Step 5: Solve for x
    x = 181,871,038.52/18,308.30
  6. Step 6: Final answer
    x = 9,933.80

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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.