Home / 23,018.91-34,528.26-6,378.89

Finding the Fourth Proportional to 23,018.91, 34,528.26 and 6,378.89

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Solution

The fourth proportional to 23,018.91, 34,528.26 and 6,378.89 is: 9,568.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,018.91 : 34,528.26 = 6,378.89 : x
  2. Step 2: Convert to fraction form
    23,018.91/34,528.26 = 6,378.89/x
  3. Step 3: Cross multiply
    23,018.91x = 34,528.26 × 6,378.89
  4. Step 4: Simplify right side
    23,018.91x = 220,251,982.05
  5. Step 5: Solve for x
    x = 220,251,982.05/23,018.91
  6. Step 6: Final answer
    x = 9,568.31

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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.