Home / 38,533.86-53,177.10-22,618.56

Finding the Fourth Proportional to 38,533.86, 53,177.10 and 22,618.56

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Solution

The fourth proportional to 38,533.86, 53,177.10 and 22,618.56 is: 31,213.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,533.86 : 53,177.10 = 22,618.56 : x
  2. Step 2: Convert to fraction form
    38,533.86/53,177.10 = 22,618.56/x
  3. Step 3: Cross multiply
    38,533.86x = 53,177.10 × 22,618.56
  4. Step 4: Simplify right side
    38,533.86x = 1,202,789,426.98
  5. Step 5: Solve for x
    x = 1,202,789,426.98/38,533.86
  6. Step 6: Final answer
    x = 31,213.83

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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.