Home / 23,331.43-32,197.67-12,721.24

Finding the Fourth Proportional to 23,331.43, 32,197.67 and 12,721.24

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Solution

The fourth proportional to 23,331.43, 32,197.67 and 12,721.24 is: 17,555.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,331.43 : 32,197.67 = 12,721.24 : x
  2. Step 2: Convert to fraction form
    23,331.43/32,197.67 = 12,721.24/x
  3. Step 3: Cross multiply
    23,331.43x = 32,197.67 × 12,721.24
  4. Step 4: Simplify right side
    23,331.43x = 409,594,287.51
  5. Step 5: Solve for x
    x = 409,594,287.51/23,331.43
  6. Step 6: Final answer
    x = 17,555.47

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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.