Home / 27,443.56-37,871.52-18,011.56

Finding the Fourth Proportional to 27,443.56, 37,871.52 and 18,011.56

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Solution

The fourth proportional to 27,443.56, 37,871.52 and 18,011.56 is: 24,855.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,443.56 : 37,871.52 = 18,011.56 : x
  2. Step 2: Convert to fraction form
    27,443.56/37,871.52 = 18,011.56/x
  3. Step 3: Cross multiply
    27,443.56x = 37,871.52 × 18,011.56
  4. Step 4: Simplify right side
    27,443.56x = 682,125,154.77
  5. Step 5: Solve for x
    x = 682,125,154.77/27,443.56
  6. Step 6: Final answer
    x = 24,855.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.