Home / 18,488.36-27,605.08-18,301.52

Finding the Fourth Proportional to 18,488.36, 27,605.08 and 18,301.52

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Solution

The fourth proportional to 18,488.36, 27,605.08 and 18,301.52 is: 27,326.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,488.36 : 27,605.08 = 18,301.52 : x
  2. Step 2: Convert to fraction form
    18,488.36/27,605.08 = 18,301.52/x
  3. Step 3: Cross multiply
    18,488.36x = 27,605.08 × 18,301.52
  4. Step 4: Simplify right side
    18,488.36x = 505,214,923.72
  5. Step 5: Solve for x
    x = 505,214,923.72/18,488.36
  6. Step 6: Final answer
    x = 27,326.11

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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.