Home / 14,743.31-20,345.90-8,029.01

Finding the Fourth Proportional to 14,743.31, 20,345.90 and 8,029.01

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Solution

The fourth proportional to 14,743.31, 20,345.90 and 8,029.01 is: 11,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743.31 : 20,345.90 = 8,029.01 : x
  2. Step 2: Convert to fraction form
    14,743.31/20,345.90 = 8,029.01/x
  3. Step 3: Cross multiply
    14,743.31x = 20,345.90 × 8,029.01
  4. Step 4: Simplify right side
    14,743.31x = 163,357,292.68
  5. Step 5: Solve for x
    x = 163,357,292.68/14,743.31
  6. Step 6: Final answer
    x = 11,080.10

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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.