Home / 37,526.73-51,786.50-20,530.80

Finding the Fourth Proportional to 37,526.73, 51,786.50 and 20,530.80

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Solution

The fourth proportional to 37,526.73, 51,786.50 and 20,530.80 is: 28,332.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,526.73 : 51,786.50 = 20,530.80 : x
  2. Step 2: Convert to fraction form
    37,526.73/51,786.50 = 20,530.80/x
  3. Step 3: Cross multiply
    37,526.73x = 51,786.50 × 20,530.80
  4. Step 4: Simplify right side
    37,526.73x = 1,063,218,171.55
  5. Step 5: Solve for x
    x = 1,063,218,171.55/37,526.73
  6. Step 6: Final answer
    x = 28,332.29

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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.