Home / 18,538.98-25,588.00-14,497.84

Finding the Fourth Proportional to 18,538.98, 25,588.00 and 14,497.84

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Solution

The fourth proportional to 18,538.98, 25,588.00 and 14,497.84 is: 20,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538.98 : 25,588.00 = 14,497.84 : x
  2. Step 2: Convert to fraction form
    18,538.98/25,588.00 = 14,497.84/x
  3. Step 3: Cross multiply
    18,538.98x = 25,588.00 × 14,497.84
  4. Step 4: Simplify right side
    18,538.98x = 370,970,636.09
  5. Step 5: Solve for x
    x = 370,970,636.09/18,538.98
  6. Step 6: Final answer
    x = 20,010.31

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Double scale
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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.