Home / 37,220.38-51,363.88-20,224.49

Finding the Fourth Proportional to 37,220.38, 51,363.88 and 20,224.49

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Solution

The fourth proportional to 37,220.38, 51,363.88 and 20,224.49 is: 27,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,220.38 : 51,363.88 = 20,224.49 : x
  2. Step 2: Convert to fraction form
    37,220.38/51,363.88 = 20,224.49/x
  3. Step 3: Cross multiply
    37,220.38x = 51,363.88 × 20,224.49
  4. Step 4: Simplify right side
    37,220.38x = 1,038,808,277.42
  5. Step 5: Solve for x
    x = 1,038,808,277.42/37,220.38
  6. Step 6: Final answer
    x = 27,909.66

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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.