Home / 27,573.78-38,051.46-14,998.53

Finding the Fourth Proportional to 27,573.78, 38,051.46 and 14,998.53

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Solution

The fourth proportional to 27,573.78, 38,051.46 and 14,998.53 is: 20,697.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,573.78 : 38,051.46 = 14,998.53 : x
  2. Step 2: Convert to fraction form
    27,573.78/38,051.46 = 14,998.53/x
  3. Step 3: Cross multiply
    27,573.78x = 38,051.46 × 14,998.53
  4. Step 4: Simplify right side
    27,573.78x = 570,715,964.35
  5. Step 5: Solve for x
    x = 570,715,964.35/27,573.78
  6. Step 6: Final answer
    x = 20,697.78

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Half scale
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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.