Home / 37,293.72-51,453.76-21,158.36

Finding the Fourth Proportional to 37,293.72, 51,453.76 and 21,158.36

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Solution

The fourth proportional to 37,293.72, 51,453.76 and 21,158.36 is: 29,191.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,293.72 : 51,453.76 = 21,158.36 : x
  2. Step 2: Convert to fraction form
    37,293.72/51,453.76 = 21,158.36/x
  3. Step 3: Cross multiply
    37,293.72x = 51,453.76 × 21,158.36
  4. Step 4: Simplify right side
    37,293.72x = 1,088,677,177.43
  5. Step 5: Solve for x
    x = 1,088,677,177.43/37,293.72
  6. Step 6: Final answer
    x = 29,191.97

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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.