Home / 19,178.37-26,403.17-17,308.49

Finding the Fourth Proportional to 19,178.37, 26,403.17 and 17,308.49

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Solution

The fourth proportional to 19,178.37, 26,403.17 and 17,308.49 is: 23,828.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,178.37 : 26,403.17 = 17,308.49 : x
  2. Step 2: Convert to fraction form
    19,178.37/26,403.17 = 17,308.49/x
  3. Step 3: Cross multiply
    19,178.37x = 26,403.17 × 17,308.49
  4. Step 4: Simplify right side
    19,178.37x = 456,998,785.36
  5. Step 5: Solve for x
    x = 456,998,785.36/19,178.37
  6. Step 6: Final answer
    x = 23,828.86

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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.