Home / 14,380.02-21,565.77-6,477.96

Finding the Fourth Proportional to 14,380.02, 21,565.77 and 6,477.96

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Solution

The fourth proportional to 14,380.02, 21,565.77 and 6,477.96 is: 9,715.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380.02 : 21,565.77 = 6,477.96 : x
  2. Step 2: Convert to fraction form
    14,380.02/21,565.77 = 6,477.96/x
  3. Step 3: Cross multiply
    14,380.02x = 21,565.77 × 6,477.96
  4. Step 4: Simplify right side
    14,380.02x = 139,702,195.43
  5. Step 5: Solve for x
    x = 139,702,195.43/14,380.02
  6. Step 6: Final answer
    x = 9,715.02

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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.