Home / 11,948.49-17,931.33-4,453.08

Finding the Fourth Proportional to 11,948.49, 17,931.33 and 4,453.08

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Solution

The fourth proportional to 11,948.49, 17,931.33 and 4,453.08 is: 6,682.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,948.49 : 17,931.33 = 4,453.08 : x
  2. Step 2: Convert to fraction form
    11,948.49/17,931.33 = 4,453.08/x
  3. Step 3: Cross multiply
    11,948.49x = 17,931.33 × 4,453.08
  4. Step 4: Simplify right side
    11,948.49x = 79,849,647.00
  5. Step 5: Solve for x
    x = 79,849,647.00/11,948.49
  6. Step 6: Final answer
    x = 6,682.82

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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.