Home / 18,037.24-27,065.58-13,653.64

Finding the Fourth Proportional to 18,037.24, 27,065.58 and 13,653.64

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Solution

The fourth proportional to 18,037.24, 27,065.58 and 13,653.64 is: 20,487.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037.24 : 27,065.58 = 13,653.64 : x
  2. Step 2: Convert to fraction form
    18,037.24/27,065.58 = 13,653.64/x
  3. Step 3: Cross multiply
    18,037.24x = 27,065.58 × 13,653.64
  4. Step 4: Simplify right side
    18,037.24x = 369,543,685.71
  5. Step 5: Solve for x
    x = 369,543,685.71/18,037.24
  6. Step 6: Final answer
    x = 20,487.82

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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.