Home / 38,208.68-57,238.47-25,021.07

Finding the Fourth Proportional to 38,208.68, 57,238.47 and 25,021.07

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Solution

The fourth proportional to 38,208.68, 57,238.47 and 25,021.07 is: 37,482.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,208.68 : 57,238.47 = 25,021.07 : x
  2. Step 2: Convert to fraction form
    38,208.68/57,238.47 = 25,021.07/x
  3. Step 3: Cross multiply
    38,208.68x = 57,238.47 × 25,021.07
  4. Step 4: Simplify right side
    38,208.68x = 1,432,167,639.46
  5. Step 5: Solve for x
    x = 1,432,167,639.46/38,208.68
  6. Step 6: Final answer
    x = 37,482.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.