Home / 18,021.34-24,886.56-17,039.62

Finding the Fourth Proportional to 18,021.34, 24,886.56 and 17,039.62

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Solution

The fourth proportional to 18,021.34, 24,886.56 and 17,039.62 is: 23,530.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,021.34 : 24,886.56 = 17,039.62 : x
  2. Step 2: Convert to fraction form
    18,021.34/24,886.56 = 17,039.62/x
  3. Step 3: Cross multiply
    18,021.34x = 24,886.56 × 17,039.62
  4. Step 4: Simplify right side
    18,021.34x = 424,057,525.51
  5. Step 5: Solve for x
    x = 424,057,525.51/18,021.34
  6. Step 6: Final answer
    x = 23,530.85

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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.