Home / 36,993.92-51,056.12-20,864.32

Finding the Fourth Proportional to 36,993.92, 51,056.12 and 20,864.32

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Solution

The fourth proportional to 36,993.92, 51,056.12 and 20,864.32 is: 28,795.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,993.92 : 51,056.12 = 20,864.32 : x
  2. Step 2: Convert to fraction form
    36,993.92/51,056.12 = 20,864.32/x
  3. Step 3: Cross multiply
    36,993.92x = 51,056.12 × 20,864.32
  4. Step 4: Simplify right side
    36,993.92x = 1,065,251,225.64
  5. Step 5: Solve for x
    x = 1,065,251,225.64/36,993.92
  6. Step 6: Final answer
    x = 28,795.31

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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.