Home / 25,281.25-34,889.21-14,103.25

Finding the Fourth Proportional to 25,281.25, 34,889.21 and 14,103.25

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Solution

The fourth proportional to 25,281.25, 34,889.21 and 14,103.25 is: 19,463.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.25 : 34,889.21 = 14,103.25 : x
  2. Step 2: Convert to fraction form
    25,281.25/34,889.21 = 14,103.25/x
  3. Step 3: Cross multiply
    25,281.25x = 34,889.21 × 14,103.25
  4. Step 4: Simplify right side
    25,281.25x = 492,051,250.93
  5. Step 5: Solve for x
    x = 492,051,250.93/25,281.25
  6. Step 6: Final answer
    x = 19,463.09

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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.