Home / 14,743.52-20,345.80-8,029.16

Finding the Fourth Proportional to 14,743.52, 20,345.80 and 8,029.16

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Solution

The fourth proportional to 14,743.52, 20,345.80 and 8,029.16 is: 11,080.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,743.52 : 20,345.80 = 8,029.16 : x
  2. Step 2: Convert to fraction form
    14,743.52/20,345.80 = 8,029.16/x
  3. Step 3: Cross multiply
    14,743.52x = 20,345.80 × 8,029.16
  4. Step 4: Simplify right side
    14,743.52x = 163,359,541.65
  5. Step 5: Solve for x
    x = 163,359,541.65/14,743.52
  6. Step 6: Final answer
    x = 11,080.09

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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.