Home / 12,069.66-18,107.45-9,750.68

Finding the Fourth Proportional to 12,069.66, 18,107.45 and 9,750.68

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Solution

The fourth proportional to 12,069.66, 18,107.45 and 9,750.68 is: 14,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069.66 : 18,107.45 = 9,750.68 : x
  2. Step 2: Convert to fraction form
    12,069.66/18,107.45 = 9,750.68/x
  3. Step 3: Cross multiply
    12,069.66x = 18,107.45 × 9,750.68
  4. Step 4: Simplify right side
    12,069.66x = 176,559,811.28
  5. Step 5: Solve for x
    x = 176,559,811.28/12,069.66
  6. Step 6: Final answer
    x = 14,628.40

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1.5x scale

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.