Home / 29,425.57-40,608.08-15,997.74

Finding the Fourth Proportional to 29,425.57, 40,608.08 and 15,997.74

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Solution

The fourth proportional to 29,425.57, 40,608.08 and 15,997.74 is: 22,077.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,425.57 : 40,608.08 = 15,997.74 : x
  2. Step 2: Convert to fraction form
    29,425.57/40,608.08 = 15,997.74/x
  3. Step 3: Cross multiply
    29,425.57x = 40,608.08 × 15,997.74
  4. Step 4: Simplify right side
    29,425.57x = 649,637,561.88
  5. Step 5: Solve for x
    x = 649,637,561.88/29,425.57
  6. Step 6: Final answer
    x = 22,077.32

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Half scale
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Double scale
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Similar ratio
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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.