Home / 25,521.99-35,222.31-14,192.42

Finding the Fourth Proportional to 25,521.99, 35,222.31 and 14,192.42

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Solution

The fourth proportional to 25,521.99, 35,222.31 and 14,192.42 is: 19,586.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,521.99 : 35,222.31 = 14,192.42 : x
  2. Step 2: Convert to fraction form
    25,521.99/35,222.31 = 14,192.42/x
  3. Step 3: Cross multiply
    25,521.99x = 35,222.31 × 14,192.42
  4. Step 4: Simplify right side
    25,521.99x = 499,889,640.78
  5. Step 5: Solve for x
    x = 499,889,640.78/25,521.99
  6. Step 6: Final answer
    x = 19,586.63

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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.