Home / 37,545.44-51,813-20,550.08

Finding the Fourth Proportional to 37,545.44, 51,813 and 20,550.08

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Solution

The fourth proportional to 37,545.44, 51,813 and 20,550.08 is: 28,359.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,545.44 : 51,813 = 20,550.08 : x
  2. Step 2: Convert to fraction form
    37,545.44/51,813 = 20,550.08/x
  3. Step 3: Cross multiply
    37,545.44x = 51,813 × 20,550.08
  4. Step 4: Simplify right side
    37,545.44x = 1,064,761,295.04
  5. Step 5: Solve for x
    x = 1,064,761,295.04/37,545.44
  6. Step 6: Final answer
    x = 28,359.27

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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.