Home / 37,396.65-51,606.38-20,400.93

Finding the Fourth Proportional to 37,396.65, 51,606.38 and 20,400.93

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Solution

The fourth proportional to 37,396.65, 51,606.38 and 20,400.93 is: 28,152.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,396.65 : 51,606.38 = 20,400.93 : x
  2. Step 2: Convert to fraction form
    37,396.65/51,606.38 = 20,400.93/x
  3. Step 3: Cross multiply
    37,396.65x = 51,606.38 × 20,400.93
  4. Step 4: Simplify right side
    37,396.65x = 1,052,817,887.90
  5. Step 5: Solve for x
    x = 1,052,817,887.90/37,396.65
  6. Step 6: Final answer
    x = 28,152.73

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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.