Home / 37,206.65-51,345.71-20,211.21

Finding the Fourth Proportional to 37,206.65, 51,345.71 and 20,211.21

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Solution

The fourth proportional to 37,206.65, 51,345.71 and 20,211.21 is: 27,891.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,206.65 : 51,345.71 = 20,211.21 : x
  2. Step 2: Convert to fraction form
    37,206.65/51,345.71 = 20,211.21/x
  3. Step 3: Cross multiply
    37,206.65x = 51,345.71 × 20,211.21
  4. Step 4: Simplify right side
    37,206.65x = 1,037,758,826.35
  5. Step 5: Solve for x
    x = 1,037,758,826.35/37,206.65
  6. Step 6: Final answer
    x = 27,891.76

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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.