Home / 36,890.57-50,909.15-20,123.93

Finding the Fourth Proportional to 36,890.57, 50,909.15 and 20,123.93

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Solution

The fourth proportional to 36,890.57, 50,909.15 and 20,123.93 is: 27,771.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,890.57 : 50,909.15 = 20,123.93 : x
  2. Step 2: Convert to fraction form
    36,890.57/50,909.15 = 20,123.93/x
  3. Step 3: Cross multiply
    36,890.57x = 50,909.15 × 20,123.93
  4. Step 4: Simplify right side
    36,890.57x = 1,024,492,170.96
  5. Step 5: Solve for x
    x = 1,024,492,170.96/36,890.57
  6. Step 6: Final answer
    x = 27,771.11

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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.