Home / 18,167.37-27,236.45-10,265.01

Finding the Fourth Proportional to 18,167.37, 27,236.45 and 10,265.01

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Solution

The fourth proportional to 18,167.37, 27,236.45 and 10,265.01 is: 15,389.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167.37 : 27,236.45 = 10,265.01 : x
  2. Step 2: Convert to fraction form
    18,167.37/27,236.45 = 10,265.01/x
  3. Step 3: Cross multiply
    18,167.37x = 27,236.45 × 10,265.01
  4. Step 4: Simplify right side
    18,167.37x = 279,582,431.61
  5. Step 5: Solve for x
    x = 279,582,431.61/18,167.37
  6. Step 6: Final answer
    x = 15,389.26

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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.