Home / 25,147.56-34,706.39-14,393.42

Finding the Fourth Proportional to 25,147.56, 34,706.39 and 14,393.42

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Solution

The fourth proportional to 25,147.56, 34,706.39 and 14,393.42 is: 19,864.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,147.56 : 34,706.39 = 14,393.42 : x
  2. Step 2: Convert to fraction form
    25,147.56/34,706.39 = 14,393.42/x
  3. Step 3: Cross multiply
    25,147.56x = 34,706.39 × 14,393.42
  4. Step 4: Simplify right side
    25,147.56x = 499,543,647.95
  5. Step 5: Solve for x
    x = 499,543,647.95/25,147.56
  6. Step 6: Final answer
    x = 19,864.50

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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.