Home / 18,384.93-27,574.79-5,903.35

Finding the Fourth Proportional to 18,384.93, 27,574.79 and 5,903.35

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Solution

The fourth proportional to 18,384.93, 27,574.79 and 5,903.35 is: 8,854.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,384.93 : 27,574.79 = 5,903.35 : x
  2. Step 2: Convert to fraction form
    18,384.93/27,574.79 = 5,903.35/x
  3. Step 3: Cross multiply
    18,384.93x = 27,574.79 × 5,903.35
  4. Step 4: Simplify right side
    18,384.93x = 162,783,538.09
  5. Step 5: Solve for x
    x = 162,783,538.09/18,384.93
  6. Step 6: Final answer
    x = 8,854.18

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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.