Home / 37,208-51,347.40-20,441.36

Finding the Fourth Proportional to 37,208, 51,347.40 and 20,441.36

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Solution

The fourth proportional to 37,208, 51,347.40 and 20,441.36 is: 28,209.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,208 : 51,347.40 = 20,441.36 : x
  2. Step 2: Convert to fraction form
    37,208/51,347.40 = 20,441.36/x
  3. Step 3: Cross multiply
    37,208x = 51,347.40 × 20,441.36
  4. Step 4: Simplify right side
    37,208x = 1,049,610,688.46
  5. Step 5: Solve for x
    x = 1,049,610,688.46/37,208
  6. Step 6: Final answer
    x = 28,209.27

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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.