Home / 20,267.46-30,402.27-6,417.54

Finding the Fourth Proportional to 20,267.46, 30,402.27 and 6,417.54

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Solution

The fourth proportional to 20,267.46, 30,402.27 and 6,417.54 is: 9,626.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,267.46 : 30,402.27 = 6,417.54 : x
  2. Step 2: Convert to fraction form
    20,267.46/30,402.27 = 6,417.54/x
  3. Step 3: Cross multiply
    20,267.46x = 30,402.27 × 6,417.54
  4. Step 4: Simplify right side
    20,267.46x = 195,107,783.82
  5. Step 5: Solve for x
    x = 195,107,783.82/20,267.46
  6. Step 6: Final answer
    x = 9,626.65

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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.