Home / 18,037.77-27,047.74-10,543.22

Finding the Fourth Proportional to 18,037.77, 27,047.74 and 10,543.22

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Solution

The fourth proportional to 18,037.77, 27,047.74 and 10,543.22 is: 15,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037.77 : 27,047.74 = 10,543.22 : x
  2. Step 2: Convert to fraction form
    18,037.77/27,047.74 = 10,543.22/x
  3. Step 3: Cross multiply
    18,037.77x = 27,047.74 × 10,543.22
  4. Step 4: Simplify right side
    18,037.77x = 285,170,273.32
  5. Step 5: Solve for x
    x = 285,170,273.32/18,037.77
  6. Step 6: Final answer
    x = 15,809.62

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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.