Home / 18,024.93-27,037.37-13,125.73

Finding the Fourth Proportional to 18,024.93, 27,037.37 and 13,125.73

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Solution

The fourth proportional to 18,024.93, 27,037.37 and 13,125.73 is: 19,688.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,024.93 : 27,037.37 = 13,125.73 : x
  2. Step 2: Convert to fraction form
    18,024.93/27,037.37 = 13,125.73/x
  3. Step 3: Cross multiply
    18,024.93x = 27,037.37 × 13,125.73
  4. Step 4: Simplify right side
    18,024.93x = 354,885,218.53
  5. Step 5: Solve for x
    x = 354,885,218.53/18,024.93
  6. Step 6: Final answer
    x = 19,688.58

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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.