Home / 25,017.54-34,522.82-13,685.04

Finding the Fourth Proportional to 25,017.54, 34,522.82 and 13,685.04

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Solution

The fourth proportional to 25,017.54, 34,522.82 and 13,685.04 is: 18,884.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,017.54 : 34,522.82 = 13,685.04 : x
  2. Step 2: Convert to fraction form
    25,017.54/34,522.82 = 13,685.04/x
  3. Step 3: Cross multiply
    25,017.54x = 34,522.82 × 13,685.04
  4. Step 4: Simplify right side
    25,017.54x = 472,446,104.19
  5. Step 5: Solve for x
    x = 472,446,104.19/25,017.54
  6. Step 6: Final answer
    x = 18,884.59

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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.