Home / 37,330.55-51,516.16-20,563.55

Finding the Fourth Proportional to 37,330.55, 51,516.16 and 20,563.55

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Solution

The fourth proportional to 37,330.55, 51,516.16 and 20,563.55 is: 28,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,330.55 : 51,516.16 = 20,563.55 : x
  2. Step 2: Convert to fraction form
    37,330.55/51,516.16 = 20,563.55/x
  3. Step 3: Cross multiply
    37,330.55x = 51,516.16 × 20,563.55
  4. Step 4: Simplify right side
    37,330.55x = 1,059,354,822.98
  5. Step 5: Solve for x
    x = 1,059,354,822.98/37,330.55
  6. Step 6: Final answer
    x = 28,377.70

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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.