Home / 19,170.56-28,755.84-17,925.33

Finding the Fourth Proportional to 19,170.56, 28,755.84 and 17,925.33

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Solution

The fourth proportional to 19,170.56, 28,755.84 and 17,925.33 is: 26,888.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,170.56 : 28,755.84 = 17,925.33 : x
  2. Step 2: Convert to fraction form
    19,170.56/28,755.84 = 17,925.33/x
  3. Step 3: Cross multiply
    19,170.56x = 28,755.84 × 17,925.33
  4. Step 4: Simplify right side
    19,170.56x = 515,457,921.43
  5. Step 5: Solve for x
    x = 515,457,921.43/19,170.56
  6. Step 6: Final answer
    x = 26,888.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.