Home / 25,046.48-34,563.89-13,561.33

Finding the Fourth Proportional to 25,046.48, 34,563.89 and 13,561.33

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Solution

The fourth proportional to 25,046.48, 34,563.89 and 13,561.33 is: 18,714.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,046.48 : 34,563.89 = 13,561.33 : x
  2. Step 2: Convert to fraction form
    25,046.48/34,563.89 = 13,561.33/x
  3. Step 3: Cross multiply
    25,046.48x = 34,563.89 × 13,561.33
  4. Step 4: Simplify right side
    25,046.48x = 468,732,468.77
  5. Step 5: Solve for x
    x = 468,732,468.77/25,046.48
  6. Step 6: Final answer
    x = 18,714.51

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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.