Home / 26,451.50-39,688.38-16,464.60

Finding the Fourth Proportional to 26,451.50, 39,688.38 and 16,464.60

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Solution

The fourth proportional to 26,451.50, 39,688.38 and 16,464.60 is: 24,703.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,451.50 : 39,688.38 = 16,464.60 : x
  2. Step 2: Convert to fraction form
    26,451.50/39,688.38 = 16,464.60/x
  3. Step 3: Cross multiply
    26,451.50x = 39,688.38 × 16,464.60
  4. Step 4: Simplify right side
    26,451.50x = 653,453,090.77
  5. Step 5: Solve for x
    x = 653,453,090.77/26,451.50
  6. Step 6: Final answer
    x = 24,703.82

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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.