Home / 37,559.12-51,832.32-21,640.88

Finding the Fourth Proportional to 37,559.12, 51,832.32 and 21,640.88

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Solution

The fourth proportional to 37,559.12, 51,832.32 and 21,640.88 is: 29,864.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,559.12 : 51,832.32 = 21,640.88 : x
  2. Step 2: Convert to fraction form
    37,559.12/51,832.32 = 21,640.88/x
  3. Step 3: Cross multiply
    37,559.12x = 51,832.32 × 21,640.88
  4. Step 4: Simplify right side
    37,559.12x = 1,121,697,017.24
  5. Step 5: Solve for x
    x = 1,121,697,017.24/37,559.12
  6. Step 6: Final answer
    x = 29,864.84

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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.