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Finding the Fourth Proportional to 37,507.92, 56,267.48 and 13,813.65

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Solution

The fourth proportional to 37,507.92, 56,267.48 and 13,813.65 is: 20,722.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,507.92 : 56,267.48 = 13,813.65 : x
  2. Step 2: Convert to fraction form
    37,507.92/56,267.48 = 13,813.65/x
  3. Step 3: Cross multiply
    37,507.92x = 56,267.48 × 13,813.65
  4. Step 4: Simplify right side
    37,507.92x = 777,259,275.10
  5. Step 5: Solve for x
    x = 777,259,275.10/37,507.92
  6. Step 6: Final answer
    x = 20,722.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.