Home / 14,876.10-20,532.42-8,911.26

Finding the Fourth Proportional to 14,876.10, 20,532.42 and 8,911.26

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Solution

The fourth proportional to 14,876.10, 20,532.42 and 8,911.26 is: 12,299.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,876.10 : 20,532.42 = 8,911.26 : x
  2. Step 2: Convert to fraction form
    14,876.10/20,532.42 = 8,911.26/x
  3. Step 3: Cross multiply
    14,876.10x = 20,532.42 × 8,911.26
  4. Step 4: Simplify right side
    14,876.10x = 182,969,733.05
  5. Step 5: Solve for x
    x = 182,969,733.05/14,876.10
  6. Step 6: Final answer
    x = 12,299.58

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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.