Home / 14,033.07-21,049.59-7,107.57

Finding the Fourth Proportional to 14,033.07, 21,049.59 and 7,107.57

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Solution

The fourth proportional to 14,033.07, 21,049.59 and 7,107.57 is: 10,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,033.07 : 21,049.59 = 7,107.57 : x
  2. Step 2: Convert to fraction form
    14,033.07/21,049.59 = 7,107.57/x
  3. Step 3: Cross multiply
    14,033.07x = 21,049.59 × 7,107.57
  4. Step 4: Simplify right side
    14,033.07x = 149,611,434.40
  5. Step 5: Solve for x
    x = 149,611,434.40/14,033.07
  6. Step 6: Final answer
    x = 10,661.35

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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.