Home / 12,014.06-18,024.34-10,857.38

Finding the Fourth Proportional to 12,014.06, 18,024.34 and 10,857.38

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Solution

The fourth proportional to 12,014.06, 18,024.34 and 10,857.38 is: 16,289.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014.06 : 18,024.34 = 10,857.38 : x
  2. Step 2: Convert to fraction form
    12,014.06/18,024.34 = 10,857.38/x
  3. Step 3: Cross multiply
    12,014.06x = 18,024.34 × 10,857.38
  4. Step 4: Simplify right side
    12,014.06x = 195,697,108.63
  5. Step 5: Solve for x
    x = 195,697,108.63/12,014.06
  6. Step 6: Final answer
    x = 16,289.01

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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.