Home / 14,087.75-21,123.72-9,650.43

Finding the Fourth Proportional to 14,087.75, 21,123.72 and 9,650.43

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Solution

The fourth proportional to 14,087.75, 21,123.72 and 9,650.43 is: 14,470.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087.75 : 21,123.72 = 9,650.43 : x
  2. Step 2: Convert to fraction form
    14,087.75/21,123.72 = 9,650.43/x
  3. Step 3: Cross multiply
    14,087.75x = 21,123.72 × 9,650.43
  4. Step 4: Simplify right side
    14,087.75x = 203,852,981.20
  5. Step 5: Solve for x
    x = 203,852,981.20/14,087.75
  6. Step 6: Final answer
    x = 14,470.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.