Home / 37,273.92-51,437.28-20,507.20

Finding the Fourth Proportional to 37,273.92, 51,437.28 and 20,507.20

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Solution

The fourth proportional to 37,273.92, 51,437.28 and 20,507.20 is: 28,299.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,273.92 : 51,437.28 = 20,507.20 : x
  2. Step 2: Convert to fraction form
    37,273.92/51,437.28 = 20,507.20/x
  3. Step 3: Cross multiply
    37,273.92x = 51,437.28 × 20,507.20
  4. Step 4: Simplify right side
    37,273.92x = 1,054,834,588.42
  5. Step 5: Solve for x
    x = 1,054,834,588.42/37,273.92
  6. Step 6: Final answer
    x = 28,299.53

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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.