Home / 37,113.24-51,216.90-20,977.29

Finding the Fourth Proportional to 37,113.24, 51,216.90 and 20,977.29

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Solution

The fourth proportional to 37,113.24, 51,216.90 and 20,977.29 is: 28,949.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,113.24 : 51,216.90 = 20,977.29 : x
  2. Step 2: Convert to fraction form
    37,113.24/51,216.90 = 20,977.29/x
  3. Step 3: Cross multiply
    37,113.24x = 51,216.90 × 20,977.29
  4. Step 4: Simplify right side
    37,113.24x = 1,074,391,764.20
  5. Step 5: Solve for x
    x = 1,074,391,764.20/37,113.24
  6. Step 6: Final answer
    x = 28,949.02

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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.