Home / 37,577.11-51,865.77-21,671.14

Finding the Fourth Proportional to 37,577.11, 51,865.77 and 21,671.14

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Solution

The fourth proportional to 37,577.11, 51,865.77 and 21,671.14 is: 29,911.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,577.11 : 51,865.77 = 21,671.14 : x
  2. Step 2: Convert to fraction form
    37,577.11/51,865.77 = 21,671.14/x
  3. Step 3: Cross multiply
    37,577.11x = 51,865.77 × 21,671.14
  4. Step 4: Simplify right side
    37,577.11x = 1,123,990,362.88
  5. Step 5: Solve for x
    x = 1,123,990,362.88/37,577.11
  6. Step 6: Final answer
    x = 29,911.57

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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.