Home / 18,436.55-27,648.81-5,953.64

Finding the Fourth Proportional to 18,436.55, 27,648.81 and 5,953.64

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Solution

The fourth proportional to 18,436.55, 27,648.81 and 5,953.64 is: 8,928.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,436.55 : 27,648.81 = 5,953.64 : x
  2. Step 2: Convert to fraction form
    18,436.55/27,648.81 = 5,953.64/x
  3. Step 3: Cross multiply
    18,436.55x = 27,648.81 × 5,953.64
  4. Step 4: Simplify right side
    18,436.55x = 164,610,922.92
  5. Step 5: Solve for x
    x = 164,610,922.92/18,436.55
  6. Step 6: Final answer
    x = 8,928.51

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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.