Home / 23,018.55-34,529.78-6,378.58

Finding the Fourth Proportional to 23,018.55, 34,529.78 and 6,378.58

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Solution

The fourth proportional to 23,018.55, 34,529.78 and 6,378.58 is: 9,568.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,018.55 : 34,529.78 = 6,378.58 : x
  2. Step 2: Convert to fraction form
    23,018.55/34,529.78 = 6,378.58/x
  3. Step 3: Cross multiply
    23,018.55x = 34,529.78 × 6,378.58
  4. Step 4: Simplify right side
    23,018.55x = 220,250,964.11
  5. Step 5: Solve for x
    x = 220,250,964.11/23,018.55
  6. Step 6: Final answer
    x = 9,568.41

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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.