Home / 18,130.10-27,199.26-4,983.53

Finding the Fourth Proportional to 18,130.10, 27,199.26 and 4,983.53

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Solution

The fourth proportional to 18,130.10, 27,199.26 and 4,983.53 is: 7,476.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,130.10 : 27,199.26 = 4,983.53 : x
  2. Step 2: Convert to fraction form
    18,130.10/27,199.26 = 4,983.53/x
  3. Step 3: Cross multiply
    18,130.10x = 27,199.26 × 4,983.53
  4. Step 4: Simplify right side
    18,130.10x = 135,548,192.19
  5. Step 5: Solve for x
    x = 135,548,192.19/18,130.10
  6. Step 6: Final answer
    x = 7,476.42

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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.