Home / 37,306.70-51,483.90-20,311.43

Finding the Fourth Proportional to 37,306.70, 51,483.90 and 20,311.43

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Solution

The fourth proportional to 37,306.70, 51,483.90 and 20,311.43 is: 28,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,306.70 : 51,483.90 = 20,311.43 : x
  2. Step 2: Convert to fraction form
    37,306.70/51,483.90 = 20,311.43/x
  3. Step 3: Cross multiply
    37,306.70x = 51,483.90 × 20,311.43
  4. Step 4: Simplify right side
    37,306.70x = 1,045,711,373.56
  5. Step 5: Solve for x
    x = 1,045,711,373.56/37,306.70
  6. Step 6: Final answer
    x = 28,030.13

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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.