Home / 37,628.96-51,925.80-20,629.92

Finding the Fourth Proportional to 37,628.96, 51,925.80 and 20,629.92

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Solution

The fourth proportional to 37,628.96, 51,925.80 and 20,629.92 is: 28,468.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,628.96 : 51,925.80 = 20,629.92 : x
  2. Step 2: Convert to fraction form
    37,628.96/51,925.80 = 20,629.92/x
  3. Step 3: Cross multiply
    37,628.96x = 51,925.80 × 20,629.92
  4. Step 4: Simplify right side
    37,628.96x = 1,071,225,099.94
  5. Step 5: Solve for x
    x = 1,071,225,099.94/37,628.96
  6. Step 6: Final answer
    x = 28,468.10

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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.