Home / 18,623.32-27,935.48-5,476.11

Finding the Fourth Proportional to 18,623.32, 27,935.48 and 5,476.11

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Solution

The fourth proportional to 18,623.32, 27,935.48 and 5,476.11 is: 8,214.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623.32 : 27,935.48 = 5,476.11 : x
  2. Step 2: Convert to fraction form
    18,623.32/27,935.48 = 5,476.11/x
  3. Step 3: Cross multiply
    18,623.32x = 27,935.48 × 5,476.11
  4. Step 4: Simplify right side
    18,623.32x = 152,977,670.32
  5. Step 5: Solve for x
    x = 152,977,670.32/18,623.32
  6. Step 6: Final answer
    x = 8,214.31

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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.