Home / 14,643.33-20,207.88-8,677.95

Finding the Fourth Proportional to 14,643.33, 20,207.88 and 8,677.95

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Solution

The fourth proportional to 14,643.33, 20,207.88 and 8,677.95 is: 11,975.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,643.33 : 20,207.88 = 8,677.95 : x
  2. Step 2: Convert to fraction form
    14,643.33/20,207.88 = 8,677.95/x
  3. Step 3: Cross multiply
    14,643.33x = 20,207.88 × 8,677.95
  4. Step 4: Simplify right side
    14,643.33x = 175,362,924.88
  5. Step 5: Solve for x
    x = 175,362,924.88/14,643.33
  6. Step 6: Final answer
    x = 11,975.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.