Home / 37,340-51,529.20-20,573.36

Finding the Fourth Proportional to 37,340, 51,529.20 and 20,573.36

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Solution

The fourth proportional to 37,340, 51,529.20 and 20,573.36 is: 28,391.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,340 : 51,529.20 = 20,573.36 : x
  2. Step 2: Convert to fraction form
    37,340/51,529.20 = 20,573.36/x
  3. Step 3: Cross multiply
    37,340x = 51,529.20 × 20,573.36
  4. Step 4: Simplify right side
    37,340x = 1,060,128,782.11
  5. Step 5: Solve for x
    x = 1,060,128,782.11/37,340
  6. Step 6: Final answer
    x = 28,391.24

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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.