Home / 18,485.52-27,725.23-6,636.84

Finding the Fourth Proportional to 18,485.52, 27,725.23 and 6,636.84

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Solution

The fourth proportional to 18,485.52, 27,725.23 and 6,636.84 is: 9,954.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,485.52 : 27,725.23 = 6,636.84 : x
  2. Step 2: Convert to fraction form
    18,485.52/27,725.23 = 6,636.84/x
  3. Step 3: Cross multiply
    18,485.52x = 27,725.23 × 6,636.84
  4. Step 4: Simplify right side
    18,485.52x = 184,007,915.47
  5. Step 5: Solve for x
    x = 184,007,915.47/18,485.52
  6. Step 6: Final answer
    x = 9,954.16

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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.