Home / 37,488.20-51,738.26-21,572.30

Finding the Fourth Proportional to 37,488.20, 51,738.26 and 21,572.30

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Solution

The fourth proportional to 37,488.20, 51,738.26 and 21,572.30 is: 29,772.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,488.20 : 51,738.26 = 21,572.30 : x
  2. Step 2: Convert to fraction form
    37,488.20/51,738.26 = 21,572.30/x
  3. Step 3: Cross multiply
    37,488.20x = 51,738.26 × 21,572.30
  4. Step 4: Simplify right side
    37,488.20x = 1,116,113,287.68
  5. Step 5: Solve for x
    x = 1,116,113,287.68/37,488.20
  6. Step 6: Final answer
    x = 29,772.39

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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.