Home / 14,033.63-19,366.68-7,745.87

Finding the Fourth Proportional to 14,033.63, 19,366.68 and 7,745.87

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Solution

The fourth proportional to 14,033.63, 19,366.68 and 7,745.87 is: 10,689.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,033.63 : 19,366.68 = 7,745.87 : x
  2. Step 2: Convert to fraction form
    14,033.63/19,366.68 = 7,745.87/x
  3. Step 3: Cross multiply
    14,033.63x = 19,366.68 × 7,745.87
  4. Step 4: Simplify right side
    14,033.63x = 150,011,688.78
  5. Step 5: Solve for x
    x = 150,011,688.78/14,033.63
  6. Step 6: Final answer
    x = 10,689.45

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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.