Home / 14,743.30-20,346.14-8,029.20

Finding the Fourth Proportional to 14,743.30, 20,346.14 and 8,029.20

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Solution

The fourth proportional to 14,743.30, 20,346.14 and 8,029.20 is: 11,080.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743.30 : 20,346.14 = 8,029.20 : x
  2. Step 2: Convert to fraction form
    14,743.30/20,346.14 = 8,029.20/x
  3. Step 3: Cross multiply
    14,743.30x = 20,346.14 × 8,029.20
  4. Step 4: Simplify right side
    14,743.30x = 163,363,227.29
  5. Step 5: Solve for x
    x = 163,363,227.29/14,743.30
  6. Step 6: Final answer
    x = 11,080.51

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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.