Home / 14,033.40-19,366.08-7,745.76

Finding the Fourth Proportional to 14,033.40, 19,366.08 and 7,745.76

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Solution

The fourth proportional to 14,033.40, 19,366.08 and 7,745.76 is: 10,689.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,033.40 : 19,366.08 = 7,745.76 : x
  2. Step 2: Convert to fraction form
    14,033.40/19,366.08 = 7,745.76/x
  3. Step 3: Cross multiply
    14,033.40x = 19,366.08 × 7,745.76
  4. Step 4: Simplify right side
    14,033.40x = 150,005,007.82
  5. Step 5: Solve for x
    x = 150,005,007.82/14,033.40
  6. Step 6: Final answer
    x = 10,689.14

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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.