Home / 27,362.81-37,760.68-14,787.56

Finding the Fourth Proportional to 27,362.81, 37,760.68 and 14,787.56

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Solution

The fourth proportional to 27,362.81, 37,760.68 and 14,787.56 is: 20,406.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,362.81 : 37,760.68 = 14,787.56 : x
  2. Step 2: Convert to fraction form
    27,362.81/37,760.68 = 14,787.56/x
  3. Step 3: Cross multiply
    27,362.81x = 37,760.68 × 14,787.56
  4. Step 4: Simplify right side
    27,362.81x = 558,388,434.03
  5. Step 5: Solve for x
    x = 558,388,434.03/27,362.81
  6. Step 6: Final answer
    x = 20,406.84

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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.