Home / 10,963.70-16,426.40-9,126.62

Finding the Fourth Proportional to 10,963.70, 16,426.40 and 9,126.62

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Solution

The fourth proportional to 10,963.70, 16,426.40 and 9,126.62 is: 13,673.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.70 : 16,426.40 = 9,126.62 : x
  2. Step 2: Convert to fraction form
    10,963.70/16,426.40 = 9,126.62/x
  3. Step 3: Cross multiply
    10,963.70x = 16,426.40 × 9,126.62
  4. Step 4: Simplify right side
    10,963.70x = 149,917,510.77
  5. Step 5: Solve for x
    x = 149,917,510.77/10,963.70
  6. Step 6: Final answer
    x = 13,673.99

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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.