Home / 37,500.66-51,749.01-20,730.42

Finding the Fourth Proportional to 37,500.66, 51,749.01 and 20,730.42

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Solution

The fourth proportional to 37,500.66, 51,749.01 and 20,730.42 is: 28,606.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,500.66 : 51,749.01 = 20,730.42 : x
  2. Step 2: Convert to fraction form
    37,500.66/51,749.01 = 20,730.42/x
  3. Step 3: Cross multiply
    37,500.66x = 51,749.01 × 20,730.42
  4. Step 4: Simplify right side
    37,500.66x = 1,072,778,711.88
  5. Step 5: Solve for x
    x = 1,072,778,711.88/37,500.66
  6. Step 6: Final answer
    x = 28,606.93

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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.