Home / 14,511.48-20,025.82-8,461.97

Finding the Fourth Proportional to 14,511.48, 20,025.82 and 8,461.97

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Solution

The fourth proportional to 14,511.48, 20,025.82 and 8,461.97 is: 11,677.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.48 : 20,025.82 = 8,461.97 : x
  2. Step 2: Convert to fraction form
    14,511.48/20,025.82 = 8,461.97/x
  3. Step 3: Cross multiply
    14,511.48x = 20,025.82 × 8,461.97
  4. Step 4: Simplify right side
    14,511.48x = 169,457,888.07
  5. Step 5: Solve for x
    x = 169,457,888.07/14,511.48
  6. Step 6: Final answer
    x = 11,677.51

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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.