Home / 14,628.69-20,179.39-8,966.18

Finding the Fourth Proportional to 14,628.69, 20,179.39 and 8,966.18

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Solution

The fourth proportional to 14,628.69, 20,179.39 and 8,966.18 is: 12,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,628.69 : 20,179.39 = 8,966.18 : x
  2. Step 2: Convert to fraction form
    14,628.69/20,179.39 = 8,966.18/x
  3. Step 3: Cross multiply
    14,628.69x = 20,179.39 × 8,966.18
  4. Step 4: Simplify right side
    14,628.69x = 180,932,043.03
  5. Step 5: Solve for x
    x = 180,932,043.03/14,628.69
  6. Step 6: Final answer
    x = 12,368.30

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1.5x scale

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.