Home / 14,550.57-21,826.40-4,689.99

Finding the Fourth Proportional to 14,550.57, 21,826.40 and 4,689.99

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Solution

The fourth proportional to 14,550.57, 21,826.40 and 4,689.99 is: 7,035.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,550.57 : 21,826.40 = 4,689.99 : x
  2. Step 2: Convert to fraction form
    14,550.57/21,826.40 = 4,689.99/x
  3. Step 3: Cross multiply
    14,550.57x = 21,826.40 × 4,689.99
  4. Step 4: Simplify right side
    14,550.57x = 102,365,574.29
  5. Step 5: Solve for x
    x = 102,365,574.29/14,550.57
  6. Step 6: Final answer
    x = 7,035.16

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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.