Home / 37,506.24-51,760.80-20,740.80

Finding the Fourth Proportional to 37,506.24, 51,760.80 and 20,740.80

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Solution

The fourth proportional to 37,506.24, 51,760.80 and 20,740.80 is: 28,623.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,506.24 : 51,760.80 = 20,740.80 : x
  2. Step 2: Convert to fraction form
    37,506.24/51,760.80 = 20,740.80/x
  3. Step 3: Cross multiply
    37,506.24x = 51,760.80 × 20,740.80
  4. Step 4: Simplify right side
    37,506.24x = 1,073,560,400.64
  5. Step 5: Solve for x
    x = 1,073,560,400.64/37,506.24
  6. Step 6: Final answer
    x = 28,623.51

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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.