Home / 45,378.30-68,068.07-17,299.86

Finding the Fourth Proportional to 45,378.30, 68,068.07 and 17,299.86

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Solution

The fourth proportional to 45,378.30, 68,068.07 and 17,299.86 is: 25,950.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,378.30 : 68,068.07 = 17,299.86 : x
  2. Step 2: Convert to fraction form
    45,378.30/68,068.07 = 17,299.86/x
  3. Step 3: Cross multiply
    45,378.30x = 68,068.07 × 17,299.86
  4. Step 4: Simplify right side
    45,378.30x = 1,177,568,081.47
  5. Step 5: Solve for x
    x = 1,177,568,081.47/45,378.30
  6. Step 6: Final answer
    x = 25,950.03

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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.