Home / 19,454.22-28,996.24-18,346.94

Finding the Fourth Proportional to 19,454.22, 28,996.24 and 18,346.94

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Solution

The fourth proportional to 19,454.22, 28,996.24 and 18,346.94 is: 27,345.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,454.22 : 28,996.24 = 18,346.94 : x
  2. Step 2: Convert to fraction form
    19,454.22/28,996.24 = 18,346.94/x
  3. Step 3: Cross multiply
    19,454.22x = 28,996.24 × 18,346.94
  4. Step 4: Simplify right side
    19,454.22x = 531,992,275.51
  5. Step 5: Solve for x
    x = 531,992,275.51/19,454.22
  6. Step 6: Final answer
    x = 27,345.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.