Home / 26,340.24-39,482.64-18,018

Finding the Fourth Proportional to 26,340.24, 39,482.64 and 18,018

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Solution

The fourth proportional to 26,340.24, 39,482.64 and 18,018 is: 27,008.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,340.24 : 39,482.64 = 18,018 : x
  2. Step 2: Convert to fraction form
    26,340.24/39,482.64 = 18,018/x
  3. Step 3: Cross multiply
    26,340.24x = 39,482.64 × 18,018
  4. Step 4: Simplify right side
    26,340.24x = 711,398,207.52
  5. Step 5: Solve for x
    x = 711,398,207.52/26,340.24
  6. Step 6: Final answer
    x = 27,008.04

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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.