Home / 10,937.70-16,426.35-9,576.90

Finding the Fourth Proportional to 10,937.70, 16,426.35 and 9,576.90

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Solution

The fourth proportional to 10,937.70, 16,426.35 and 9,576.90 is: 14,382.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.70 : 16,426.35 = 9,576.90 : x
  2. Step 2: Convert to fraction form
    10,937.70/16,426.35 = 9,576.90/x
  3. Step 3: Cross multiply
    10,937.70x = 16,426.35 × 9,576.90
  4. Step 4: Simplify right side
    10,937.70x = 157,313,511.32
  5. Step 5: Solve for x
    x = 157,313,511.32/10,937.70
  6. Step 6: Final answer
    x = 14,382.69

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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.