Home / 18,130.94-27,196.71-4,983.23

Finding the Fourth Proportional to 18,130.94, 27,196.71 and 4,983.23

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Solution

The fourth proportional to 18,130.94, 27,196.71 and 4,983.23 is: 7,474.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,130.94 : 27,196.71 = 4,983.23 : x
  2. Step 2: Convert to fraction form
    18,130.94/27,196.71 = 4,983.23/x
  3. Step 3: Cross multiply
    18,130.94x = 27,196.71 × 4,983.23
  4. Step 4: Simplify right side
    18,130.94x = 135,527,461.17
  5. Step 5: Solve for x
    x = 135,527,461.17/18,130.94
  6. Step 6: Final answer
    x = 7,474.93

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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.