Home / 25,125.40-34,673.49-13,795.37

Finding the Fourth Proportional to 25,125.40, 34,673.49 and 13,795.37

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Solution

The fourth proportional to 25,125.40, 34,673.49 and 13,795.37 is: 19,037.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,125.40 : 34,673.49 = 13,795.37 : x
  2. Step 2: Convert to fraction form
    25,125.40/34,673.49 = 13,795.37/x
  3. Step 3: Cross multiply
    25,125.40x = 34,673.49 × 13,795.37
  4. Step 4: Simplify right side
    25,125.40x = 478,333,736.64
  5. Step 5: Solve for x
    x = 478,333,736.64/25,125.40
  6. Step 6: Final answer
    x = 19,037.85

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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.