Home / 14,445.63-21,647.13-6,550.56

Finding the Fourth Proportional to 14,445.63, 21,647.13 and 6,550.56

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Solution

The fourth proportional to 14,445.63, 21,647.13 and 6,550.56 is: 9,816.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445.63 : 21,647.13 = 6,550.56 : x
  2. Step 2: Convert to fraction form
    14,445.63/21,647.13 = 6,550.56/x
  3. Step 3: Cross multiply
    14,445.63x = 21,647.13 × 6,550.56
  4. Step 4: Simplify right side
    14,445.63x = 141,800,823.89
  5. Step 5: Solve for x
    x = 141,800,823.89/14,445.63
  6. Step 6: Final answer
    x = 9,816.17

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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.