Home / 19,126.60-26,373.42-13,077.82

Finding the Fourth Proportional to 19,126.60, 26,373.42 and 13,077.82

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Solution

The fourth proportional to 19,126.60, 26,373.42 and 13,077.82 is: 18,032.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.60 : 26,373.42 = 13,077.82 : x
  2. Step 2: Convert to fraction form
    19,126.60/26,373.42 = 13,077.82/x
  3. Step 3: Cross multiply
    19,126.60x = 26,373.42 × 13,077.82
  4. Step 4: Simplify right side
    19,126.60x = 344,906,839.54
  5. Step 5: Solve for x
    x = 344,906,839.54/19,126.60
  6. Step 6: Final answer
    x = 18,032.84

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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.