Home / 14,796.27-20,421.72-9,763.74

Finding the Fourth Proportional to 14,796.27, 20,421.72 and 9,763.74

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Solution

The fourth proportional to 14,796.27, 20,421.72 and 9,763.74 is: 13,475.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,796.27 : 20,421.72 = 9,763.74 : x
  2. Step 2: Convert to fraction form
    14,796.27/20,421.72 = 9,763.74/x
  3. Step 3: Cross multiply
    14,796.27x = 20,421.72 × 9,763.74
  4. Step 4: Simplify right side
    14,796.27x = 199,392,364.43
  5. Step 5: Solve for x
    x = 199,392,364.43/14,796.27
  6. Step 6: Final answer
    x = 13,475.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.