Home / 14,741.20-20,341.83-8,367.94

Finding the Fourth Proportional to 14,741.20, 20,341.83 and 8,367.94

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Solution

The fourth proportional to 14,741.20, 20,341.83 and 8,367.94 is: 11,547.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,741.20 : 20,341.83 = 8,367.94 : x
  2. Step 2: Convert to fraction form
    14,741.20/20,341.83 = 8,367.94/x
  3. Step 3: Cross multiply
    14,741.20x = 20,341.83 × 8,367.94
  4. Step 4: Simplify right side
    14,741.20x = 170,219,269.74
  5. Step 5: Solve for x
    x = 170,219,269.74/14,741.20
  6. Step 6: Final answer
    x = 11,547.18

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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.