Home / 12,032.18-18,047.08-3,709.95

Finding the Fourth Proportional to 12,032.18, 18,047.08 and 3,709.95

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Solution

The fourth proportional to 12,032.18, 18,047.08 and 3,709.95 is: 5,564.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,032.18 : 18,047.08 = 3,709.95 : x
  2. Step 2: Convert to fraction form
    12,032.18/18,047.08 = 3,709.95/x
  3. Step 3: Cross multiply
    12,032.18x = 18,047.08 × 3,709.95
  4. Step 4: Simplify right side
    12,032.18x = 66,953,764.45
  5. Step 5: Solve for x
    x = 66,953,764.45/12,032.18
  6. Step 6: Final answer
    x = 5,564.56

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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.