Home / 19,434.93-26,755.35-18,542.25

Finding the Fourth Proportional to 19,434.93, 26,755.35 and 18,542.25

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Solution

The fourth proportional to 19,434.93, 26,755.35 and 18,542.25 is: 25,526.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434.93 : 26,755.35 = 18,542.25 : x
  2. Step 2: Convert to fraction form
    19,434.93/26,755.35 = 18,542.25/x
  3. Step 3: Cross multiply
    19,434.93x = 26,755.35 × 18,542.25
  4. Step 4: Simplify right side
    19,434.93x = 496,104,388.54
  5. Step 5: Solve for x
    x = 496,104,388.54/19,434.93
  6. Step 6: Final answer
    x = 25,526.43

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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.