Home / 25,097.70-34,634.88-13,767.30

Finding the Fourth Proportional to 25,097.70, 34,634.88 and 13,767.30

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Solution

The fourth proportional to 25,097.70, 34,634.88 and 13,767.30 is: 18,998.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,097.70 : 34,634.88 = 13,767.30 : x
  2. Step 2: Convert to fraction form
    25,097.70/34,634.88 = 13,767.30/x
  3. Step 3: Cross multiply
    25,097.70x = 34,634.88 × 13,767.30
  4. Step 4: Simplify right side
    25,097.70x = 476,828,783.42
  5. Step 5: Solve for x
    x = 476,828,783.42/25,097.70
  6. Step 6: Final answer
    x = 18,998.90

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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.