Home / 37,227.60-51,362.51-21,309.08

Finding the Fourth Proportional to 37,227.60, 51,362.51 and 21,309.08

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Solution

The fourth proportional to 37,227.60, 51,362.51 and 21,309.08 is: 29,399.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,227.60 : 51,362.51 = 21,309.08 : x
  2. Step 2: Convert to fraction form
    37,227.60/51,362.51 = 21,309.08/x
  3. Step 3: Cross multiply
    37,227.60x = 51,362.51 × 21,309.08
  4. Step 4: Simplify right side
    37,227.60x = 1,094,487,471.23
  5. Step 5: Solve for x
    x = 1,094,487,471.23/37,227.60
  6. Step 6: Final answer
    x = 29,399.89

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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.