Home / 36,904.96-50,911.57-21,787.32

Finding the Fourth Proportional to 36,904.96, 50,911.57 and 21,787.32

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Solution

The fourth proportional to 36,904.96, 50,911.57 and 21,787.32 is: 30,056.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,904.96 : 50,911.57 = 21,787.32 : x
  2. Step 2: Convert to fraction form
    36,904.96/50,911.57 = 21,787.32/x
  3. Step 3: Cross multiply
    36,904.96x = 50,911.57 × 21,787.32
  4. Step 4: Simplify right side
    36,904.96x = 1,109,226,740.10
  5. Step 5: Solve for x
    x = 1,109,226,740.10/36,904.96
  6. Step 6: Final answer
    x = 30,056.31

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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.