Home / 37,869.80-52,256.04-21,950.96

Finding the Fourth Proportional to 37,869.80, 52,256.04 and 21,950.96

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Solution

The fourth proportional to 37,869.80, 52,256.04 and 21,950.96 is: 30,289.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,869.80 : 52,256.04 = 21,950.96 : x
  2. Step 2: Convert to fraction form
    37,869.80/52,256.04 = 21,950.96/x
  3. Step 3: Cross multiply
    37,869.80x = 52,256.04 × 21,950.96
  4. Step 4: Simplify right side
    37,869.80x = 1,147,070,243.80
  5. Step 5: Solve for x
    x = 1,147,070,243.80/37,869.80
  6. Step 6: Final answer
    x = 30,289.84

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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.