Home / 18,237.42-27,356.40-12,037.14

Finding the Fourth Proportional to 18,237.42, 27,356.40 and 12,037.14

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Solution

The fourth proportional to 18,237.42, 27,356.40 and 12,037.14 is: 18,055.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.42 : 27,356.40 = 12,037.14 : x
  2. Step 2: Convert to fraction form
    18,237.42/27,356.40 = 12,037.14/x
  3. Step 3: Cross multiply
    18,237.42x = 27,356.40 × 12,037.14
  4. Step 4: Simplify right side
    18,237.42x = 329,292,816.70
  5. Step 5: Solve for x
    x = 329,292,816.70/18,237.42
  6. Step 6: Final answer
    x = 18,055.89

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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.