Home / 23,019.21-34,529.55-6,379.40

Finding the Fourth Proportional to 23,019.21, 34,529.55 and 6,379.40

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Solution

The fourth proportional to 23,019.21, 34,529.55 and 6,379.40 is: 9,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,019.21 : 34,529.55 = 6,379.40 : x
  2. Step 2: Convert to fraction form
    23,019.21/34,529.55 = 6,379.40/x
  3. Step 3: Cross multiply
    23,019.21x = 34,529.55 × 6,379.40
  4. Step 4: Simplify right side
    23,019.21x = 220,277,811.27
  5. Step 5: Solve for x
    x = 220,277,811.27/23,019.21
  6. Step 6: Final answer
    x = 9,569.30

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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.