Home / 25,001.94-34,502.31-13,671.48

Finding the Fourth Proportional to 25,001.94, 34,502.31 and 13,671.48

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Solution

The fourth proportional to 25,001.94, 34,502.31 and 13,671.48 is: 18,866.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,001.94 : 34,502.31 = 13,671.48 : x
  2. Step 2: Convert to fraction form
    25,001.94/34,502.31 = 13,671.48/x
  3. Step 3: Cross multiply
    25,001.94x = 34,502.31 × 13,671.48
  4. Step 4: Simplify right side
    25,001.94x = 471,697,641.12
  5. Step 5: Solve for x
    x = 471,697,641.12/25,001.94
  6. Step 6: Final answer
    x = 18,866.44

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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.