Home / 14,947.16-22,421.10-6,179.72

Finding the Fourth Proportional to 14,947.16, 22,421.10 and 6,179.72

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Solution

The fourth proportional to 14,947.16, 22,421.10 and 6,179.72 is: 9,269.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947.16 : 22,421.10 = 6,179.72 : x
  2. Step 2: Convert to fraction form
    14,947.16/22,421.10 = 6,179.72/x
  3. Step 3: Cross multiply
    14,947.16x = 22,421.10 × 6,179.72
  4. Step 4: Simplify right side
    14,947.16x = 138,556,120.09
  5. Step 5: Solve for x
    x = 138,556,120.09/14,947.16
  6. Step 6: Final answer
    x = 9,269.73

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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.