Home / 37,723.18-52,057.78-20,495.40

Finding the Fourth Proportional to 37,723.18, 52,057.78 and 20,495.40

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Solution

The fourth proportional to 37,723.18, 52,057.78 and 20,495.40 is: 28,283.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,723.18 : 52,057.78 = 20,495.40 : x
  2. Step 2: Convert to fraction form
    37,723.18/52,057.78 = 20,495.40/x
  3. Step 3: Cross multiply
    37,723.18x = 52,057.78 × 20,495.40
  4. Step 4: Simplify right side
    37,723.18x = 1,066,945,024.21
  5. Step 5: Solve for x
    x = 1,066,945,024.21/37,723.18
  6. Step 6: Final answer
    x = 28,283.54

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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.