Home / 14,587.88-21,879.77-5,226.62

Finding the Fourth Proportional to 14,587.88, 21,879.77 and 5,226.62

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Solution

The fourth proportional to 14,587.88, 21,879.77 and 5,226.62 is: 7,839.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587.88 : 21,879.77 = 5,226.62 : x
  2. Step 2: Convert to fraction form
    14,587.88/21,879.77 = 5,226.62/x
  3. Step 3: Cross multiply
    14,587.88x = 21,879.77 × 5,226.62
  4. Step 4: Simplify right side
    14,587.88x = 114,357,107.95
  5. Step 5: Solve for x
    x = 114,357,107.95/14,587.88
  6. Step 6: Final answer
    x = 7,839.19

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1.5x scale

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.