Home / 18,302.00-27,373.86-10,787.72

Finding the Fourth Proportional to 18,302.00, 27,373.86 and 10,787.72

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Solution

The fourth proportional to 18,302.00, 27,373.86 and 10,787.72 is: 16,134.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,302.00 : 27,373.86 = 10,787.72 : x
  2. Step 2: Convert to fraction form
    18,302.00/27,373.86 = 10,787.72/x
  3. Step 3: Cross multiply
    18,302.00x = 27,373.86 × 10,787.72
  4. Step 4: Simplify right side
    18,302.00x = 295,301,400.13
  5. Step 5: Solve for x
    x = 295,301,400.13/18,302.00
  6. Step 6: Final answer
    x = 16,134.93

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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.