Home / 27,238.14-37,602.63-18,840.06

Finding the Fourth Proportional to 27,238.14, 37,602.63 and 18,840.06

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Solution

The fourth proportional to 27,238.14, 37,602.63 and 18,840.06 is: 26,008.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,238.14 : 37,602.63 = 18,840.06 : x
  2. Step 2: Convert to fraction form
    27,238.14/37,602.63 = 18,840.06/x
  3. Step 3: Cross multiply
    27,238.14x = 37,602.63 × 18,840.06
  4. Step 4: Simplify right side
    27,238.14x = 708,435,805.36
  5. Step 5: Solve for x
    x = 708,435,805.36/27,238.14
  6. Step 6: Final answer
    x = 26,008.96

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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.