Home / 14,832.90-20,464.36-9,168.91

Finding the Fourth Proportional to 14,832.90, 20,464.36 and 9,168.91

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Solution

The fourth proportional to 14,832.90, 20,464.36 and 9,168.91 is: 12,649.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,832.90 : 20,464.36 = 9,168.91 : x
  2. Step 2: Convert to fraction form
    14,832.90/20,464.36 = 9,168.91/x
  3. Step 3: Cross multiply
    14,832.90x = 20,464.36 × 9,168.91
  4. Step 4: Simplify right side
    14,832.90x = 187,635,800.96
  5. Step 5: Solve for x
    x = 187,635,800.96/14,832.90
  6. Step 6: Final answer
    x = 12,649.97

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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.