Home / 19,930.62-27,501.37-11,433.10

Finding the Fourth Proportional to 19,930.62, 27,501.37 and 11,433.10

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Solution

The fourth proportional to 19,930.62, 27,501.37 and 11,433.10 is: 15,776.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,930.62 : 27,501.37 = 11,433.10 : x
  2. Step 2: Convert to fraction form
    19,930.62/27,501.37 = 11,433.10/x
  3. Step 3: Cross multiply
    19,930.62x = 27,501.37 × 11,433.10
  4. Step 4: Simplify right side
    19,930.62x = 314,425,816.01
  5. Step 5: Solve for x
    x = 314,425,816.01/19,930.62
  6. Step 6: Final answer
    x = 15,776.02

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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.