Home / 32,721.86-45,154.94-19,996.32

Finding the Fourth Proportional to 32,721.86, 45,154.94 and 19,996.32

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Solution

The fourth proportional to 32,721.86, 45,154.94 and 19,996.32 is: 27,594.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,721.86 : 45,154.94 = 19,996.32 : x
  2. Step 2: Convert to fraction form
    32,721.86/45,154.94 = 19,996.32/x
  3. Step 3: Cross multiply
    32,721.86x = 45,154.94 × 19,996.32
  4. Step 4: Simplify right side
    32,721.86x = 902,932,529.84
  5. Step 5: Solve for x
    x = 902,932,529.84/32,721.86
  6. Step 6: Final answer
    x = 27,594.17

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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.