Home / 25,241.73-34,828.45-15,804.82

Finding the Fourth Proportional to 25,241.73, 34,828.45 and 15,804.82

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Solution

The fourth proportional to 25,241.73, 34,828.45 and 15,804.82 is: 21,807.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,241.73 : 34,828.45 = 15,804.82 : x
  2. Step 2: Convert to fraction form
    25,241.73/34,828.45 = 15,804.82/x
  3. Step 3: Cross multiply
    25,241.73x = 34,828.45 × 15,804.82
  4. Step 4: Simplify right side
    25,241.73x = 550,457,383.13
  5. Step 5: Solve for x
    x = 550,457,383.13/25,241.73
  6. Step 6: Final answer
    x = 21,807.43

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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.