Home / 37,266.56-51,426.80-20,499.56

Finding the Fourth Proportional to 37,266.56, 51,426.80 and 20,499.56

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Solution

The fourth proportional to 37,266.56, 51,426.80 and 20,499.56 is: 28,288.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,266.56 : 51,426.80 = 20,499.56 : x
  2. Step 2: Convert to fraction form
    37,266.56/51,426.80 = 20,499.56/x
  3. Step 3: Cross multiply
    37,266.56x = 51,426.80 × 20,499.56
  4. Step 4: Simplify right side
    37,266.56x = 1,054,226,772.21
  5. Step 5: Solve for x
    x = 1,054,226,772.21/37,266.56
  6. Step 6: Final answer
    x = 28,288.81

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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.