Home / 23,296.65-32,149.75-12,686.28

Finding the Fourth Proportional to 23,296.65, 32,149.75 and 12,686.28

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Solution

The fourth proportional to 23,296.65, 32,149.75 and 12,686.28 is: 17,507.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,296.65 : 32,149.75 = 12,686.28 : x
  2. Step 2: Convert to fraction form
    23,296.65/32,149.75 = 12,686.28/x
  3. Step 3: Cross multiply
    23,296.65x = 32,149.75 × 12,686.28
  4. Step 4: Simplify right side
    23,296.65x = 407,860,730.43
  5. Step 5: Solve for x
    x = 407,860,730.43/23,296.65
  6. Step 6: Final answer
    x = 17,507.27

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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.