Home / 14,550.10-21,829.40-4,689.16

Finding the Fourth Proportional to 14,550.10, 21,829.40 and 4,689.16

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Solution

The fourth proportional to 14,550.10, 21,829.40 and 4,689.16 is: 7,035.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,550.10 : 21,829.40 = 4,689.16 : x
  2. Step 2: Convert to fraction form
    14,550.10/21,829.40 = 4,689.16/x
  3. Step 3: Cross multiply
    14,550.10x = 21,829.40 × 4,689.16
  4. Step 4: Simplify right side
    14,550.10x = 102,361,549.30
  5. Step 5: Solve for x
    x = 102,361,549.30/14,550.10
  6. Step 6: Final answer
    x = 7,035.11

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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.