Home / 23,246.91-32,080.77-12,636.51

Finding the Fourth Proportional to 23,246.91, 32,080.77 and 12,636.51

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Solution

The fourth proportional to 23,246.91, 32,080.77 and 12,636.51 is: 17,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,246.91 : 32,080.77 = 12,636.51 : x
  2. Step 2: Convert to fraction form
    23,246.91/32,080.77 = 12,636.51/x
  3. Step 3: Cross multiply
    23,246.91x = 32,080.77 × 12,636.51
  4. Step 4: Simplify right side
    23,246.91x = 405,388,970.91
  5. Step 5: Solve for x
    x = 405,388,970.91/23,246.91
  6. Step 6: Final answer
    x = 17,438.40

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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.