Home / 18,330.92-27,493.95-5,184.32

Finding the Fourth Proportional to 18,330.92, 27,493.95 and 5,184.32

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Solution

The fourth proportional to 18,330.92, 27,493.95 and 5,184.32 is: 7,775.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,330.92 : 27,493.95 = 5,184.32 : x
  2. Step 2: Convert to fraction form
    18,330.92/27,493.95 = 5,184.32/x
  3. Step 3: Cross multiply
    18,330.92x = 27,493.95 × 5,184.32
  4. Step 4: Simplify right side
    18,330.92x = 142,537,434.86
  5. Step 5: Solve for x
    x = 142,537,434.86/18,330.92
  6. Step 6: Final answer
    x = 7,775.79

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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.