Home / 25,228.10-34,813.41-13,895.39

Finding the Fourth Proportional to 25,228.10, 34,813.41 and 13,895.39

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Solution

The fourth proportional to 25,228.10, 34,813.41 and 13,895.39 is: 19,174.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,228.10 : 34,813.41 = 13,895.39 : x
  2. Step 2: Convert to fraction form
    25,228.10/34,813.41 = 13,895.39/x
  3. Step 3: Cross multiply
    25,228.10x = 34,813.41 × 13,895.39
  4. Step 4: Simplify right side
    25,228.10x = 483,745,909.18
  5. Step 5: Solve for x
    x = 483,745,909.18/25,228.10
  6. Step 6: Final answer
    x = 19,174.88

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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.