Home / 20,350.92-30,527.60-6,312.28

Finding the Fourth Proportional to 20,350.92, 30,527.60 and 6,312.28

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Solution

The fourth proportional to 20,350.92, 30,527.60 and 6,312.28 is: 9,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,350.92 : 30,527.60 = 6,312.28 : x
  2. Step 2: Convert to fraction form
    20,350.92/30,527.60 = 6,312.28/x
  3. Step 3: Cross multiply
    20,350.92x = 30,527.60 × 6,312.28
  4. Step 4: Simplify right side
    20,350.92x = 192,698,758.93
  5. Step 5: Solve for x
    x = 192,698,758.93/20,350.92
  6. Step 6: Final answer
    x = 9,468.80

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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.