Home / 37,709.43-51,989.49-31,341.48

Finding the Fourth Proportional to 37,709.43, 51,989.49 and 31,341.48

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Solution

The fourth proportional to 37,709.43, 51,989.49 and 31,341.48 is: 43,210.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,709.43 : 51,989.49 = 31,341.48 : x
  2. Step 2: Convert to fraction form
    37,709.43/51,989.49 = 31,341.48/x
  3. Step 3: Cross multiply
    37,709.43x = 51,989.49 × 31,341.48
  4. Step 4: Simplify right side
    37,709.43x = 1,629,427,561.05
  5. Step 5: Solve for x
    x = 1,629,427,561.05/37,709.43
  6. Step 6: Final answer
    x = 43,210.08

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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.