Home / 31,349.08-43,261.14-17,201.80

Finding the Fourth Proportional to 31,349.08, 43,261.14 and 17,201.80

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Solution

The fourth proportional to 31,349.08, 43,261.14 and 17,201.80 is: 23,738.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,349.08 : 43,261.14 = 17,201.80 : x
  2. Step 2: Convert to fraction form
    31,349.08/43,261.14 = 17,201.80/x
  3. Step 3: Cross multiply
    31,349.08x = 43,261.14 × 17,201.80
  4. Step 4: Simplify right side
    31,349.08x = 744,169,478.05
  5. Step 5: Solve for x
    x = 744,169,478.05/31,349.08
  6. Step 6: Final answer
    x = 23,738.16

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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.