Home / 16,647.28-24,992.76-12,973.04

Finding the Fourth Proportional to 16,647.28, 24,992.76 and 12,973.04

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Solution

The fourth proportional to 16,647.28, 24,992.76 and 12,973.04 is: 19,476.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,647.28 : 24,992.76 = 12,973.04 : x
  2. Step 2: Convert to fraction form
    16,647.28/24,992.76 = 12,973.04/x
  3. Step 3: Cross multiply
    16,647.28x = 24,992.76 × 12,973.04
  4. Step 4: Simplify right side
    16,647.28x = 324,232,075.19
  5. Step 5: Solve for x
    x = 324,232,075.19/16,647.28
  6. Step 6: Final answer
    x = 19,476.58

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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.