Home / 14,518.41-20,035.62-8,468.48

Finding the Fourth Proportional to 14,518.41, 20,035.62 and 8,468.48

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Solution

The fourth proportional to 14,518.41, 20,035.62 and 8,468.48 is: 11,686.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518.41 : 20,035.62 = 8,468.48 : x
  2. Step 2: Convert to fraction form
    14,518.41/20,035.62 = 8,468.48/x
  3. Step 3: Cross multiply
    14,518.41x = 20,035.62 × 8,468.48
  4. Step 4: Simplify right side
    14,518.41x = 169,671,297.35
  5. Step 5: Solve for x
    x = 169,671,297.35/14,518.41
  6. Step 6: Final answer
    x = 11,686.63

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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.