Home / 23,588.68-32,552.16-12,978.08

Finding the Fourth Proportional to 23,588.68, 32,552.16 and 12,978.08

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Solution

The fourth proportional to 23,588.68, 32,552.16 and 12,978.08 is: 17,909.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,588.68 : 32,552.16 = 12,978.08 : x
  2. Step 2: Convert to fraction form
    23,588.68/32,552.16 = 12,978.08/x
  3. Step 3: Cross multiply
    23,588.68x = 32,552.16 × 12,978.08
  4. Step 4: Simplify right side
    23,588.68x = 422,464,536.65
  5. Step 5: Solve for x
    x = 422,464,536.65/23,588.68
  6. Step 6: Final answer
    x = 17,909.63

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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.