Home / 25,249.59-34,842.87-13,918.50

Finding the Fourth Proportional to 25,249.59, 34,842.87 and 13,918.50

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Solution

The fourth proportional to 25,249.59, 34,842.87 and 13,918.50 is: 19,206.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,249.59 : 34,842.87 = 13,918.50 : x
  2. Step 2: Convert to fraction form
    25,249.59/34,842.87 = 13,918.50/x
  3. Step 3: Cross multiply
    25,249.59x = 34,842.87 × 13,918.50
  4. Step 4: Simplify right side
    25,249.59x = 484,960,416.50
  5. Step 5: Solve for x
    x = 484,960,416.50/25,249.59
  6. Step 6: Final answer
    x = 19,206.66

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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.