Home / 25,225.82-34,811.87-13,895.36

Finding the Fourth Proportional to 25,225.82, 34,811.87 and 13,895.36

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Solution

The fourth proportional to 25,225.82, 34,811.87 and 13,895.36 is: 19,175.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,225.82 : 34,811.87 = 13,895.36 : x
  2. Step 2: Convert to fraction form
    25,225.82/34,811.87 = 13,895.36/x
  3. Step 3: Cross multiply
    25,225.82x = 34,811.87 × 13,895.36
  4. Step 4: Simplify right side
    25,225.82x = 483,723,483.48
  5. Step 5: Solve for x
    x = 483,723,483.48/25,225.82
  6. Step 6: Final answer
    x = 19,175.73

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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.