Home / 18,103.04-24,983.18-10,147.82

Finding the Fourth Proportional to 18,103.04, 24,983.18 and 10,147.82

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Solution

The fourth proportional to 18,103.04, 24,983.18 and 10,147.82 is: 14,004.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103.04 : 24,983.18 = 10,147.82 : x
  2. Step 2: Convert to fraction form
    18,103.04/24,983.18 = 10,147.82/x
  3. Step 3: Cross multiply
    18,103.04x = 24,983.18 × 10,147.82
  4. Step 4: Simplify right side
    18,103.04x = 253,524,638.01
  5. Step 5: Solve for x
    x = 253,524,638.01/18,103.04
  6. Step 6: Final answer
    x = 14,004.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.