Home / 37,398.87-51,605.04-21,480.24

Finding the Fourth Proportional to 37,398.87, 51,605.04 and 21,480.24

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Solution

The fourth proportional to 37,398.87, 51,605.04 and 21,480.24 is: 29,639.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,398.87 : 51,605.04 = 21,480.24 : x
  2. Step 2: Convert to fraction form
    37,398.87/51,605.04 = 21,480.24/x
  3. Step 3: Cross multiply
    37,398.87x = 51,605.04 × 21,480.24
  4. Step 4: Simplify right side
    37,398.87x = 1,108,488,644.41
  5. Step 5: Solve for x
    x = 1,108,488,644.41/37,398.87
  6. Step 6: Final answer
    x = 29,639.63

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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.