Home / 18,322.72-27,462.12-9,442.28

Finding the Fourth Proportional to 18,322.72, 27,462.12 and 9,442.28

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Solution

The fourth proportional to 18,322.72, 27,462.12 and 9,442.28 is: 14,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,322.72 : 27,462.12 = 9,442.28 : x
  2. Step 2: Convert to fraction form
    18,322.72/27,462.12 = 9,442.28/x
  3. Step 3: Cross multiply
    18,322.72x = 27,462.12 × 9,442.28
  4. Step 4: Simplify right side
    18,322.72x = 259,305,026.43
  5. Step 5: Solve for x
    x = 259,305,026.43/18,322.72
  6. Step 6: Final answer
    x = 14,152.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.